LNER
Company Details
Linkedin ID:
london-north-eastern-railway
Website:
Employees number:
1,113
Number of followers:
38,968
NAICS:
482
Industry Type:
Homepage:
lner.co.uk
IP Addresses:
0
Company ID:
LON_2479577
Scan Status:
In-progress
London North Eastern Railway Company CyberSecurity Posture
lner.co.uk
London North Eastern Railway is one of the UK’s leading long-distance train operators. Our services link London King’s Cross directly with many destinations in the East Midlands, Yorkshire, North East England and Scotland operating on a 936 mile route. We operate 155 services a day and help more than 19 million passengers reach their destinations every year. For further details on our train times and fares, please visit www.lner.co.uk
London North Eastern Railway A.I CyberSecurity Scoring
LNER Risk Score (AI oriented)Between 550 and 599
LNER
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LNER Global Score (TPRM)XXXX
LNER
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LNER Company CyberSecurity News & History
Past Incidents
3
Attack Types
1
LNER
Breach
Rankiteo Explanation
Attack with significant impact with customers data leaks
Description: LNER (London North Eastern Railway) experienced a data breach due to unauthorized access to files managed by its third-party supplier, Merkle (a subsidiary of Dentsu). The breach compromised **customer contact details and some journey history**, though no bank, payment card, or password data was exposed. LNER warned customers about potential unsolicited communications and paused some customer communications as a precaution. Meanwhile, Dentsu confirmed that the breach also affected its **current and former employees**, exposing sensitive data such as **bank/payroll details, salaries, National Insurance numbers, and personal contact information**. Dentsu engaged cybersecurity firms and law enforcement, offering affected employees credit and dark-web monitoring services. The incident remains under investigation, with notifications sent to impacted parties in compliance with legal requirements. The breach highlights vulnerabilities in third-party vendor security and the broader risks of supply-chain cyberattacks.
LNER (London North Eastern Railway)
Breach
Rankiteo Explanation
Attack with significant impact with customers data leaks
Description: LNER, a major UK train operator running services from London to Edinburgh, suffered a cybersecurity breach via a third-party supplier. Hackers gained unauthorized access to its customer communication database, stealing the names and email addresses of thousands of passengers. While no payment card details, passwords, or account information were compromised, the breach exposed customers to potential phishing and scam messages. The company’s core operations, including train services and ticketing, remained unaffected. LNER reported the incident to authorities (ICO, NCSC, British Transport Police, and the Department for Transport) and is working with the supplier to implement enhanced security measures. Customers were advised to stay vigilant against suspicious communications and maintain strong password practices. The breach follows a series of high-profile cyberattacks in the UK, including those on Jaguar Land Rover, Marks & Spencer, and Harrods.
LNER (London North Eastern Railway)
Breach
Rankiteo Explanation
Attack with significant impact with customers data leaks
Description: LNER, a UK government-owned rail operator, confirmed that an unauthorized third party accessed customer data via one of its suppliers. The breach exposed customer contact details and partial journey history, though no financial (bank/payment card) or password information was compromised. The stolen data could be weaponized for targeted phishing or follow-on identity-based attacks, as warned by LNER and cybersecurity experts. While the immediate impact is limited to non-critical personal information, the incident highlights risks tied to third-party vendor vulnerabilities. LNER advised customers to remain vigilant against unsolicited communications but did not mandate password resets, emphasizing general password hygiene as a precaution. Security analysts stressed the need for organizations to map data flows to third parties and deploy identity threat detection to mitigate risks from such exposures.
LNER Company Scoring based on AI Models
Cyber Incidents Likelihood 3 - 6 - 9 months
A.I Risk Score Likelihood 3 - 6 - 9 months
Underwriter Stats for LNER
Incidents vs Rail Transportation Industry Average (This Year)
London North Eastern Railway has 400.0% more incidents than the average of same-industry companies with at least one recorded incident.
Incidents vs All-Companies Average (This Year)
London North Eastern Railway has 368.75% more incidents than the average of all companies with at least one recorded incident.
Incident Types LNER vs Rail Transportation Industry Avg (This Year)
London North Eastern Railway reported 3 incidents this year: 0 cyber attacks, 0 ransomware, 0 vulnerabilities, 3 data breaches, compared to industry peers with at least 1 incident.
Incident History — LNER (X = Date, Y = Severity)
LNER cyber incidents detection timeline including parent company and subsidiaries
LNER Company Subsidiaries
London North Eastern Railway is one of the UK’s leading long-distance train operators. Our services link London King’s Cross directly with many destinations in the East Midlands, Yorkshire, North East England and Scotland operating on a 936 mile route. We operate 155 services a day and help more than 19 million passengers reach their destinations every year. For further details on our train times and fares, please visit www.lner.co.uk
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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
LNER CyberSecurity History Information
Official Website of London North Eastern Railway
The official website of London North Eastern Railway is http://www.lner.co.uk.
London North Eastern Railway’s AI-Generated Cybersecurity Score
According to Rankiteo, London North Eastern Railway’s AI-generated cybersecurity score is 563, reflecting their Very Poor security posture.
How many security badges does London North Eastern Railway’ have ?
According to Rankiteo, London North Eastern Railway currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.
Does London North Eastern Railway have SOC 2 Type 1 certification ?
According to Rankiteo, London North Eastern Railway is not certified under SOC 2 Type 1.
Does London North Eastern Railway have SOC 2 Type 2 certification ?
According to Rankiteo, London North Eastern Railway does not hold a SOC 2 Type 2 certification.
Does London North Eastern Railway comply with GDPR ?
According to Rankiteo, London North Eastern Railway is not listed as GDPR compliant.
Does London North Eastern Railway have PCI DSS certification ?
According to Rankiteo, London North Eastern Railway does not currently maintain PCI DSS compliance.
Does London North Eastern Railway comply with HIPAA ?
According to Rankiteo, London North Eastern Railway is not compliant with HIPAA regulations.
Does London North Eastern Railway have ISO 27001 certification ?
According to Rankiteo,London North Eastern Railway is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.
Industry Classification of London North Eastern Railway
London North Eastern Railway operates primarily in the Rail Transportation industry.
Number of Employees at London North Eastern Railway
London North Eastern Railway employs approximately 1,113 people worldwide.
Subsidiaries Owned by London North Eastern Railway
London North Eastern Railway presently has no subsidiaries across any sectors.
London North Eastern Railway’s LinkedIn Followers
London North Eastern Railway’s official LinkedIn profile has approximately 38,968 followers.
NAICS Classification of London North Eastern Railway
London North Eastern Railway is classified under the NAICS code 482, which corresponds to Rail Transportation.
London North Eastern Railway’s Presence on Crunchbase
No, London North Eastern Railway does not have a profile on Crunchbase.
London North Eastern Railway’s Presence on LinkedIn
Yes, London North Eastern Railway maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/london-north-eastern-railway.
Cybersecurity Incidents Involving London North Eastern Railway
As of December 04, 2025, Rankiteo reports that London North Eastern Railway has experienced 3 cybersecurity incidents.
Number of Peer and Competitor Companies
London North Eastern Railway has an estimated 223 peer or competitor companies worldwide.
What types of cybersecurity incidents have occurred at London North Eastern Railway ?
Incident Types: The types of cybersecurity incidents that have occurred include Breach.
How does London North Eastern Railway detect and respond to cybersecurity incidents ?
Detection and Response: The company detects and responds to cybersecurity incidents through an remediation measures with customer advisory on phishing risks, and communication strategy with public disclosure, communication strategy with customer warning about unsolicited communications, and and third party assistance with independent security experts (engaged by supplier), and and remediation measures with enhanced security controls (implemented by supplier), and communication strategy with customer email notification, communication strategy with dedicated mailbox for queries, communication strategy with media statements, and and and third party assistance with cybersecurity firm (unnamed), third party assistance with experian identity plus (for employee monitoring), and and containment measures with systems taken offline, containment measures with incident response protocols initiated, and recovery measures with systems brought back online (merkle), and communication strategy with press release by lner (september 2023), communication strategy with direct notifications to affected dentsu employees (october 2023), communication strategy with media alerts to lner customers, communication strategy with public statements reassuring no financial/password data was exposed, and enhanced monitoring with credit/dark-web monitoring for dentsu employees (experian)..
Incident Details
Can you provide details on each incident ?
Title: Unauthorized Access to LNER Customer Details via Third-Party Supplier
Description: LNER, the operator of one of the UK’s busiest rail lines, disclosed that an unauthorized third party accessed customer details via a supplier. The compromised data includes customer contact details and some information about previous journeys, but no bank, payment card, or password information was affected. The incident poses a risk of follow-on phishing attacks targeting customers.
Type: data breach
Attack Vector: third-party supplier compromise
Threat Actor: unauthorized third party
Title: LNER Customer Data Breach via Third-Party Supplier
Description: Thousands of LNER train passengers had their data stolen in a major cybersecurity breach after hackers gained unauthorized access to a third-party supplier’s customer communication database. The compromised data included names and email addresses, but no payment card details, passwords, or account information were exposed. LNER warned customers of potential phishing or scam messages and reported the incident to regulatory authorities, including the ICO, NCSC, British Transport Police, and the Department for Transport.
Date Detected: 2025-09-08
Date Publicly Disclosed: 2025-09-08
Type: Data Breach
Attack Vector: Supply Chain AttackUnauthorized Network Access
Title: Dentsu (Merkle) Data Breach Compromising LNER’s Customer Data
Description: Dentsu’s security incident within Merkle’s network led to unauthorized access to files containing customer contact details and journey information for LNER (London North Eastern Railway). The breach also exposed bank, payroll, salary, National Insurance numbers, and personal contact details of Dentsu’s current/former employees and some clients. No bank, payment card, or password information was compromised for LNER customers. Dentsu engaged third-party cyber incident response firms, notified law enforcement, and offered affected employees credit/dark-web monitoring via Experian Identity Plus.
Date Publicly Disclosed: 2023-09
Type: Data Breach
What are the most common types of attacks the company has faced ?
Common Attack Types: The most common types of attacks the company has faced is Breach.
How does the company identify the attack vectors used in incidents ?
Identification of Attack Vectors: The company identifies the attack vectors used in incidents through third-party supplier systems and Third-Party Supplier’s Networks.
Impact of the Incidents
What was the impact of each incident ?
Incident : data breach LON3852638100225
Data Compromised: Customer contact details, Previous journey information
Brand Reputation Impact: potential risk due to follow-on phishing attacks
Identity Theft Risk: high (phishing attacks using compromised details)
Payment Information Risk: none (no bank/payment card data exposed)
Incident : Data Breach LON5292952101625
Data Compromised: Names, Email addresses
Systems Affected: Customer Communication Database (Third-Party Supplier)
Operational Impact: None (Core services, including train operations and ticketing, remained unaffected)
Brand Reputation Impact: Potential (Customers warned of phishing risks)
Identity Theft Risk: Low (No sensitive financial or account data exposed)
Payment Information Risk: None
Incident : Data Breach LON0893608111125
Data Compromised: Customer contact details (lner), Previous journey information (lner), Bank/payroll details (dentsu employees), Salary information (dentsu employees), National insurance numbers (dentsu employees), Personal contact details (dentsu employees/clients)
Systems Affected: Merkle’s network (Dentsu subsidiary)
Downtime: Some systems taken offline as a precaution (Merkle)
Operational Impact: Temporary pause of some LNER customer communicationsOngoing investigation and notifications
Brand Reputation Impact: Potential reputational damage to Dentsu, LNER, and Merkle due to third-party breach and exposure of sensitive employee/client data
Identity Theft Risk: High (for Dentsu employees due to exposed PII and financial details)
Payment Information Risk: None (explicitly confirmed by LNER for their customers)
What types of data are most commonly compromised in incidents ?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Customer Contact Details, Previous Journey Information, , Personal Information, , Personally Identifiable Information (Pii), Financial Data (Dentsu Employees Only), Customer Contact Details, Journey History (Lner) and .
Which entities were affected by each incident ?
Incident : data breach LON3852638100225
Entity Name: London North Eastern Railway (LNER)
Entity Type: government-owned rail operator
Industry: transportation (rail)
Location: United Kingdom
Incident : Data Breach LON5292952101625
Entity Name: London North Eastern Railway (LNER)
Entity Type: Train Operator
Industry: Transportation
Location: United Kingdom
Customers Affected: Thousands
Incident : Data Breach LON5292952101625
Entity Name: Unnamed Third-Party Supplier
Entity Type: Service Provider
Industry: IT/Customer Communications
Incident : Data Breach LON0893608111125
Entity Name: Dentsu (Merkle)
Entity Type: Advertising/Media Network
Industry: Marketing & Advertising
Location: Global (Japanese-owned)
Customers Affected: Current/former employees and some clients
Incident : Data Breach LON0893608111125
Entity Name: London North Eastern Railway (LNER)
Entity Type: Railway Operator
Industry: Transportation
Location: United Kingdom
Customers Affected: Undisclosed number (contact details and journey info exposed)
Response to the Incidents
What measures were taken in response to each incident ?
Incident : data breach LON3852638100225
Remediation Measures: customer advisory on phishing risks
Communication Strategy: public disclosurecustomer warning about unsolicited communications
Incident : Data Breach LON5292952101625
Incident Response Plan Activated: True
Third Party Assistance: Independent Security Experts (Engaged By Supplier).
Remediation Measures: Enhanced Security Controls (Implemented by Supplier)
Communication Strategy: Customer Email NotificationDedicated Mailbox for QueriesMedia Statements
Incident : Data Breach LON0893608111125
Incident Response Plan Activated: True
Third Party Assistance: Cybersecurity Firm (Unnamed), Experian Identity Plus (For Employee Monitoring).
Containment Measures: Systems taken offlineIncident response protocols initiated
Recovery Measures: Systems brought back online (Merkle)
Communication Strategy: Press release by LNER (September 2023)Direct notifications to affected Dentsu employees (October 2023)Media alerts to LNER customersPublic statements reassuring no financial/password data was exposed
Enhanced Monitoring: Credit/dark-web monitoring for Dentsu employees (Experian)
How does the company involve third-party assistance in incident response ?
Third-Party Assistance: The company involves third-party assistance in incident response through Independent Security Experts (Engaged by Supplier), , Cybersecurity firm (unnamed), Experian Identity Plus (for employee monitoring), .
Data Breach Information
What type of data was compromised in each breach ?
Incident : data breach LON3852638100225
Type of Data Compromised: Customer contact details, Previous journey information
Sensitivity of Data: moderate (potential for phishing but no financial/password data)
Data Exfiltration: yes
Personally Identifiable Information: yes (contact details)
Incident : Data Breach LON5292952101625
Type of Data Compromised: Personal information
Number of Records Exposed: Thousands
Sensitivity of Data: Low (Names and email addresses only)
Personally Identifiable Information: NamesEmail Addresses
Incident : Data Breach LON0893608111125
Type of Data Compromised: Personally identifiable information (pii), Financial data (dentsu employees only), Customer contact details, Journey history (lner)
Sensitivity of Data: High (includes National Insurance numbers, bank/payroll details, and salary info for Dentsu employees)
What measures does the company take to prevent data exfiltration ?
Prevention of Data Exfiltration: The company takes the following measures to prevent data exfiltration: customer advisory on phishing risks, , Enhanced Security Controls (Implemented by Supplier), .
How does the company handle incidents involving personally identifiable information (PII) ?
Handling of PII Incidents: The company handles incidents involving personally identifiable information (PII) through by systems taken offline, incident response protocols initiated and .
Ransomware Information
Was ransomware involved in any of the incidents ?
Incident : Data Breach LON5292952101625
Data Exfiltration: True
Incident : Data Breach LON0893608111125
Data Exfiltration: True
How does the company recover data encrypted by ransomware ?
Data Recovery from Ransomware: The company recovers data encrypted by ransomware through Systems brought back online (Merkle), .
Regulatory Compliance
Were there any regulatory violations and fines imposed for each incident ?
Incident : Data Breach LON5292952101625
Regulations Violated: UK GDPR (Potential),
Regulatory Notifications: Information Commissioner’s Office (ICO)National Cyber Security Centre (NCSC)British Transport Police (BTP)Department for Transport
Incident : Data Breach LON0893608111125
Regulatory Notifications: Notifications sent in accordance with applicable law (unspecified)
Lessons Learned and Recommendations
What lessons were learned from each incident ?
Incident : data breach LON3852638100225
Lessons Learned: Third-party suppliers pose significant risks to data security., Regular tabletop exercises and data discovery are critical to understanding data flows and protection measures., End users should harden identities with threat detection systems to mitigate risks from stolen information.
What recommendations were made to prevent future incidents ?
Incident : data breach LON3852638100225
Recommendations: Businesses should conduct regular audits of third-party suppliers handling sensitive data., Implement identity threat detection and response systems for end users., Customers should remain vigilant against phishing attempts and practice good password hygiene.Businesses should conduct regular audits of third-party suppliers handling sensitive data., Implement identity threat detection and response systems for end users., Customers should remain vigilant against phishing attempts and practice good password hygiene.Businesses should conduct regular audits of third-party suppliers handling sensitive data., Implement identity threat detection and response systems for end users., Customers should remain vigilant against phishing attempts and practice good password hygiene.
Incident : Data Breach LON5292952101625
Recommendations: Customers advised to remain vigilant against phishing/scams, Regular password changes recommended, LNER will never request passwords via emailCustomers advised to remain vigilant against phishing/scams, Regular password changes recommended, LNER will never request passwords via emailCustomers advised to remain vigilant against phishing/scams, Regular password changes recommended, LNER will never request passwords via email
What are the key lessons learned from past incidents ?
Key Lessons Learned: The key lessons learned from past incidents are Third-party suppliers pose significant risks to data security.,Regular tabletop exercises and data discovery are critical to understanding data flows and protection measures.,End users should harden identities with threat detection systems to mitigate risks from stolen information.
References
Where can I find more information about each incident ?
Incident : data breach LON3852638100225
Source: Infosecurity Magazine
Incident : data breach LON3852638100225
Source: LNER Public Disclosure
Incident : data breach LON3852638100225
Source: Huntress Security Analysis (Michael Tigges)
Incident : data breach LON3852638100225
Source: UK Security Minister Dan Jarvis Speech
Incident : Data Breach LON5292952101625
Source: Daily Mail
Incident : Data Breach LON0893608111125
Source: Campaign (Marketing/Advertising News)
Incident : Data Breach LON0893608111125
Source: Dentsu Employee Email Notification
Date Accessed: 2023-10
Where can stakeholders find additional resources on cybersecurity best practices ?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: Infosecurity Magazine, and Source: LNER Public Disclosure, and Source: Huntress Security Analysis (Michael Tigges), and Source: UK Security Minister Dan Jarvis Speech, and Source: Daily Mail, and Source: Campaign (Marketing/Advertising News), and Source: LNER Press ReleaseDate Accessed: 2023-09, and Source: Dentsu Employee Email NotificationDate Accessed: 2023-10.
Investigation Status
What is the current status of the investigation for each incident ?
Incident : data breach LON3852638100225
Investigation Status: ongoing (no resolution details provided)
Incident : Data Breach LON5292952101625
Investigation Status: Ongoing (Supplier engaged independent security experts)
Incident : Data Breach LON0893608111125
Investigation Status: Ongoing (as of October 2023)
How does the company communicate the status of incident investigations to stakeholders ?
Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through Public Disclosure, Customer Warning About Unsolicited Communications, Customer Email Notification, Dedicated Mailbox For Queries, Media Statements, Press Release By Lner (September 2023), Direct Notifications To Affected Dentsu Employees (October 2023), Media Alerts To Lner Customers and Public Statements Reassuring No Financial/Password Data Was Exposed.
Stakeholder and Customer Advisories
Were there any advisories issued to stakeholders or customers for each incident ?
Incident : data breach LON3852638100225
Stakeholder Advisories: Warning About Phishing Risks, No Password Reset Required But Advised To Maintain Secure Passwords.
Customer Advisories: Be cautious of unsolicited communications asking for personal information.Do not respond to suspicious messages.Regularly change passwords as a best practice.
Incident : Data Breach LON5292952101625
Stakeholder Advisories: Email To Customers, Media Statements.
Customer Advisories: Warning about phishing/scamsDedicated mailbox for queries ([email protected] for media, unspecified for LNER)Password security recommendations
Incident : Data Breach LON0893608111125
Stakeholder Advisories: Lner Customers Advised To Be Cautious Of Unsolicited Communications, Dentsu Employees Offered Credit/Dark-Web Monitoring.
Customer Advisories: LNER warned customers about phishing risksConfirmed no financial/password data was exposed
What advisories does the company provide to stakeholders and customers following an incident ?
Advisories Provided: The company provides the following advisories to stakeholders and customers following an incident: were Warning About Phishing Risks, No Password Reset Required But Advised To Maintain Secure Passwords, Be Cautious Of Unsolicited Communications Asking For Personal Information., Do Not Respond To Suspicious Messages., Regularly Change Passwords As A Best Practice., , Email To Customers, Media Statements, Warning About Phishing/Scams, Dedicated Mailbox For Queries ([email protected] For Media, Unspecified For Lner), Password Security Recommendations, , Lner Customers Advised To Be Cautious Of Unsolicited Communications, Dentsu Employees Offered Credit/Dark-Web Monitoring, Lner Warned Customers About Phishing Risks, Confirmed No Financial/Password Data Was Exposed and .
Initial Access Broker
How did the initial access broker gain entry for each incident ?
Incident : data breach LON3852638100225
Entry Point: third-party supplier systems
High Value Targets: Customer Contact Details, Journey Information,
Data Sold on Dark Web: Customer Contact Details, Journey Information,
Incident : Data Breach LON5292952101625
Entry Point: Third-Party Supplier’s Networks
High Value Targets: Customer Communication Database,
Data Sold on Dark Web: Customer Communication Database,
Incident : Data Breach LON0893608111125
High Value Targets: Employee Financial Data (Dentsu), Client/Customer Data (Lner),
Data Sold on Dark Web: Employee Financial Data (Dentsu), Client/Customer Data (Lner),
Post-Incident Analysis
What were the root causes and corrective actions taken for each incident ?
Incident : data breach LON3852638100225
Root Causes: Third-Party Supplier Security Vulnerability,
Incident : Data Breach LON5292952101625
Corrective Actions: Enhanced Security Controls By Supplier,
What is the company's process for conducting post-incident analysis ?
Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Independent Security Experts (Engaged By Supplier), , , Cybersecurity Firm (Unnamed), Experian Identity Plus (For Employee Monitoring), , Credit/Dark-Web Monitoring For Dentsu Employees (Experian), .
What corrective actions has the company taken based on post-incident analysis ?
Corrective Actions Taken: The company has taken the following corrective actions based on post-incident analysis: Enhanced Security Controls By Supplier, .
Additional Questions
General Information
Who was the attacking group in the last incident ?
Last Attacking Group: The attacking group in the last incident was an unauthorized third party.
Incident Details
What was the most recent incident detected ?
Most Recent Incident Detected: The most recent incident detected was on 2025-09-08.
What was the most recent incident publicly disclosed ?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2023-09.
Impact of the Incidents
What was the most significant data compromised in an incident ?
Most Significant Data Compromised: The most significant data compromised in an incident were customer contact details, previous journey information, , Names, Email Addresses, , Customer contact details (LNER), Previous journey information (LNER), Bank/payroll details (Dentsu employees), Salary information (Dentsu employees), National Insurance numbers (Dentsu employees), Personal contact details (Dentsu employees/clients) and .
What was the most significant system affected in an incident ?
Most Significant System Affected: The most significant system affected in an incident was Customer Communication Database (Third-Party Supplier) and Merkle’s network (Dentsu subsidiary).
Response to the Incidents
What third-party assistance was involved in the most recent incident ?
Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was independent security experts (engaged by supplier), , cybersecurity firm (unnamed), experian identity plus (for employee monitoring), .
What containment measures were taken in the most recent incident ?
Containment Measures in Most Recent Incident: The containment measures taken in the most recent incident was Systems taken offlineIncident response protocols initiated.
Data Breach Information
What was the most sensitive data compromised in a breach ?
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Personal contact details (Dentsu employees/clients), customer contact details, Email Addresses, Customer contact details (LNER), Salary information (Dentsu employees), Names, Previous journey information (LNER), previous journey information, Bank/payroll details (Dentsu employees) and National Insurance numbers (Dentsu employees).
What was the number of records exposed in the most significant breach ?
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 0.
Lessons Learned and Recommendations
What was the most significant lesson learned from past incidents ?
Most Significant Lesson Learned: The most significant lesson learned from past incidents was End users should harden identities with threat detection systems to mitigate risks from stolen information.
What was the most significant recommendation implemented to improve cybersecurity ?
Most Significant Recommendation Implemented: The most significant recommendation implemented to improve cybersecurity was Regular password changes recommended, Implement identity threat detection and response systems for end users., Customers advised to remain vigilant against phishing/scams, Customers should remain vigilant against phishing attempts and practice good password hygiene., Businesses should conduct regular audits of third-party suppliers handling sensitive data. and LNER will never request passwords via email.
References
What is the most recent source of information about an incident ?
Most Recent Source: The most recent source of information about an incident are Daily Mail, Huntress Security Analysis (Michael Tigges), UK Security Minister Dan Jarvis Speech, Campaign (Marketing/Advertising News), LNER Press Release, Dentsu Employee Email Notification, LNER Public Disclosure and Infosecurity Magazine.
Investigation Status
What is the current status of the most recent investigation ?
Current Status of Most Recent Investigation: The current status of the most recent investigation is ongoing (no resolution details provided).
Stakeholder and Customer Advisories
What was the most recent stakeholder advisory issued ?
Most Recent Stakeholder Advisory: The most recent stakeholder advisory issued was warning about phishing risks, no password reset required but advised to maintain secure passwords, Email to Customers, Media Statements, LNER customers advised to be cautious of unsolicited communications, Dentsu employees offered credit/dark-web monitoring, .
What was the most recent customer advisory issued ?
Most Recent Customer Advisory: The most recent customer advisory issued were an Be cautious of unsolicited communications asking for personal information.Do not respond to suspicious messages.Regularly change passwords as a best practice., Warning about phishing/scamsDedicated mailbox for queries ([email protected] for media, unspecified for LNER)Password security recommendations and LNER warned customers about phishing risksConfirmed no financial/password data was exposed.
Initial Access Broker
What was the most recent entry point used by an initial access broker ?
Most Recent Entry Point: The most recent entry point used by an initial access broker were an third-party supplier systems and Third-Party Supplier’s Networks.
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Latest Global CVEs (Not Company-Specific)
Description
MCP Server Kubernetes is an MCP Server that can connect to a Kubernetes cluster and manage it. Prior to 2.9.8, there is a security issue exists in the exec_in_pod tool of the mcp-server-kubernetes MCP Server. The tool accepts user-provided commands in both array and string formats. When a string format is provided, it is passed directly to shell interpretation (sh -c) without input validation, allowing shell metacharacters to be interpreted. This vulnerability can be exploited through direct command injection or indirect prompt injection attacks, where AI agents may execute commands without explicit user intent. This vulnerability is fixed in 2.9.8.
Risk Information
cvss3
Base: 6.4
Severity: HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Description
XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a denial of service via crafted body of a POST request.
Description
An issue was discovered in Fanvil x210 V2 2.12.20 allowing unauthenticated attackers on the local network to access administrative functions of the device (e.g. file upload, firmware update, reboot...) via a crafted authentication bypass.
Description
Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided, potentially gaining unauthorized access to user accounts. This issue exists due to problematic conditional logic in the authentication flow. This vulnerability is fixed in 5.9.8.
Risk Information
cvss4
Base: 9.9
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description
Rhino is an open-source implementation of JavaScript written entirely in Java. Prior to 1.8.1, 1.7.15.1, and 1.7.14.1, when an application passed an attacker controlled float poing number into the toFixed() function, it might lead to high CPU consumption and a potential Denial of Service. Small numbers go through this call stack: NativeNumber.numTo > DToA.JS_dtostr > DToA.JS_dtoa > DToA.pow5mult where pow5mult attempts to raise 5 to a ridiculous power. This vulnerability is fixed in 1.8.1, 1.7.15.1, and 1.7.14.1.
Risk Information
cvss4
Base: 5.5
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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RapidWhat Do We Measure ?
Incident
Finding
Grade
Digital Assets
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Network Security
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
SBOM (Software Bill of Materials)
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
CMDB (Configuration Management Database)
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Threat Intelligence
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
Rankiteo is a unified scoring and risk platform that analyzes billions of signals weekly to help organizations gain faster, more actionable insights into emerging threats. Empowering teams to outpace adversaries and reduce exposure.
