MLH
Company Details
Linkedin ID:
main-line-health
Website:
Employees number:
8,538
Number of followers:
57,305
NAICS:
62
Industry Type:
Homepage:
mainlinehealth.org
IP Addresses:
0
Company ID:
MAI_2454072
Scan Status:
In-progress
Main Line Health Company CyberSecurity Posture
mainlinehealth.org
For all things careers: linktr.ee/mainlinehealthcareers 🏥💼 Make sure to follow @mainlinehealthcareers on Instagram & Facebook to see life at Main Line Health through the lens of our employees. Main Line Health (MLH) is a not-for-profit health system serving portions of Philadelphia and its western suburbs. At its core are four of the region’s respected acute care hospitals—Lankenau Medical Center, Bryn Mawr Hospital, Paoli Hospital and Riddle Hospital—as well as one of the nation’s premier facilities for rehabilitative medicine, Bryn Mawr Rehabilitation Hospital; Mirmont Treatment Center and Main Line Health HomeCare & Hospice. MLH also consists of multi-specialty physician networks, Lankenau Institute for Medical Research- non-profit biomedical research organization. It also comprises six outpatient health centers located in Broomall, Collegeville, Concordville, Exton, Newtown Square and King of Prussia. Our employees speak highly of the work environment at Main Line Health. We offer great opportunities for advancement as well as flexible schedules that allow you to balance your personal and professional life. It is the policy of Main Line Health: to provide Equal Employment Opportunity to all people in all aspects of employer/employee relations without discrimination because of race, religion, color, sex (including pregnancy, gender identity, gender expression, and sexual orientation), parental status, national origin, ancestry, age, disability, political affiliation, military service, relationship status, or other non-merit based factors; to select, develop and promote employees based on the individual’s, qualifications, experience, and job performance; to maintain a working environment free of all forms of discrimination, harassment, and intimidation.
Main Line Health A.I CyberSecurity Scoring
MLH Risk Score (AI oriented)Between 550 and 599
MLH
Updated:
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MLH Global Score (TPRM)XXXX
MLH
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- Vulnerabilities
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MLH Company CyberSecurity News & History
Past Incidents
2
Attack Types
1
Mainline Health Systems
Ransomware
Rankiteo Explanation
Attack with significant impact with customers data leaks
Description: Mainline Health Systems experienced a data breach in April 2024, affecting 101,104 individuals. The compromised data includes Social Security numbers, payment card numbers, Medicaid numbers, financial account information, and medical data. The ransomware gang INC claimed responsibility for the attack, uploading documents as proof. The delay in notifying victims was over a year, significantly above the average reporting time for healthcare organizations, putting patients' data at risk. Mainline is offering free credit monitoring and identity theft protection services to those affected.
Main Line Health
Ransomware
Rankiteo Explanation
Attack with significant impact with customers data leaks
Description: Main Line Health, a healthcare provider, has faced a ransomware threat which exemplifies the profound challenges in this sector. The attack targeted their systems, potentially endangering sensitive patient data and undermining patient care. The healthcare industry's reliance on legacy systems and flat network architecture makes it particularly susceptible to such threats, increasing the potential impact of a breach. With a requirement to maintain operational care and regulatory compliance, Main Line Health's situation underlines the dire need for effective cybersecurity measures tailored to the healthcare environment. Their struggle reflects the harsh reality that without proper defenses and incident readiness, healthcare providers risk both patient safety and their own operational stability.
MLH 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 MLH
Incidents vs Hospitals and Health Care Industry Average (This Year)
Main Line Health has 19.05% more incidents than the average of same-industry companies with at least one recorded incident.
Incidents vs All-Companies Average (This Year)
Main Line Health has 28.21% more incidents than the average of all companies with at least one recorded incident.
Incident Types MLH vs Hospitals and Health Care Industry Avg (This Year)
Main Line Health reported 1 incidents this year: 0 cyber attacks, 1 ransomware, 0 vulnerabilities, 0 data breaches, compared to industry peers with at least 1 incident.
Incident History — MLH (X = Date, Y = Severity)
MLH cyber incidents detection timeline including parent company and subsidiaries
MLH Company Subsidiaries
For all things careers: linktr.ee/mainlinehealthcareers 🏥💼 Make sure to follow @mainlinehealthcareers on Instagram & Facebook to see life at Main Line Health through the lens of our employees. Main Line Health (MLH) is a not-for-profit health system serving portions of Philadelphia and its western suburbs. At its core are four of the region’s respected acute care hospitals—Lankenau Medical Center, Bryn Mawr Hospital, Paoli Hospital and Riddle Hospital—as well as one of the nation’s premier facilities for rehabilitative medicine, Bryn Mawr Rehabilitation Hospital; Mirmont Treatment Center and Main Line Health HomeCare & Hospice. MLH also consists of multi-specialty physician networks, Lankenau Institute for Medical Research- non-profit biomedical research organization. It also comprises six outpatient health centers located in Broomall, Collegeville, Concordville, Exton, Newtown Square and King of Prussia. Our employees speak highly of the work environment at Main Line Health. We offer great opportunities for advancement as well as flexible schedules that allow you to balance your personal and professional life. It is the policy of Main Line Health: to provide Equal Employment Opportunity to all people in all aspects of employer/employee relations without discrimination because of race, religion, color, sex (including pregnancy, gender identity, gender expression, and sexual orientation), parental status, national origin, ancestry, age, disability, political affiliation, military service, relationship status, or other non-merit based factors; to select, develop and promote employees based on the individual’s, qualifications, experience, and job performance; to maintain a working environment free of all forms of discrimination, harassment, and intimidation.
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MLH CyberSecurity News
December 11, 2025 03:00 PM
Main Line Health research leader earns highest honor solely for inventors
George Prendergast, PhD, whose groundbreaking success in linking academic pursuits to a culture of invention has been the hallmark of his...
November 14, 2025 08:00 AM
Healthcare workers may be last line of defense for cyberattacks
Humans are the weakest link in cybersecurity, and the healthcare industry is no exception. Healthcare workers may not think of themselves as...
October 26, 2025 07:00 AM
Healthcare Data Breach Statistics
In 2023, 725 data breaches were reported to OCR and across those breaches, more than 133 million records were exposed or impermissibly disclosed.
July 21, 2025 07:00 AM
Pa. Hospital Can Shield Some Docs In Birth Injury Suit
A Pennsylvania state appeals panel won't force a hospital to turn over all of its internal reports in a suit by parents alleging that the...
June 12, 2025 07:00 AM
CSO Awards 2025 showcase world-class security strategies
Winners will be recognized at the annual CSO Conference + Awards taking place October 20-22, 2025..
May 04, 2025 07:00 AM
Healthcare security: Combating threats with zero trust
Healthcare cybersecurity is under siege, prompting systems like Main Line Health to adopt zero trust and least privilege access.
April 24, 2025 07:00 AM
Automating Zero Trust in Healthcare: From Risk Scoring to Dynamic Policy Enforcement Without Network Redesign
Healthcare organizations face unprecedented cybersecurity challenges in 2025. With operational technology (OT) environments increasingly...
August 23, 2024 07:00 AM
Main Line Health deploys chaos engineering to bolster healthcare resilience
Patient care downtime is a critical concern for healthcare orgs. MLH CISO Aaron Weismann spearheaded an award-winning cybersecurity initiative aimed at...
July 19, 2024 07:00 AM
How is the Philly area impacted by the global IT outage? Here’s what to know
Crowdstrike, the U.S. cybersecurity company, has admitted to being responsible for the error and is working to correct it.
Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
MLH CyberSecurity History Information
Official Website of Main Line Health
The official website of Main Line Health is http://www.mainlinehealth.org.
Main Line Health’s AI-Generated Cybersecurity Score
According to Rankiteo, Main Line Health’s AI-generated cybersecurity score is 597, reflecting their Very Poor security posture.
How many security badges does Main Line Health’ have ?
According to Rankiteo, Main Line Health currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.
Does Main Line Health have SOC 2 Type 1 certification ?
According to Rankiteo, Main Line Health is not certified under SOC 2 Type 1.
Does Main Line Health have SOC 2 Type 2 certification ?
According to Rankiteo, Main Line Health does not hold a SOC 2 Type 2 certification.
Does Main Line Health comply with GDPR ?
According to Rankiteo, Main Line Health is not listed as GDPR compliant.
Does Main Line Health have PCI DSS certification ?
According to Rankiteo, Main Line Health does not currently maintain PCI DSS compliance.
Does Main Line Health comply with HIPAA ?
According to Rankiteo, Main Line Health is not compliant with HIPAA regulations.
Does Main Line Health have ISO 27001 certification ?
According to Rankiteo,Main Line Health is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.
Industry Classification of Main Line Health
Main Line Health operates primarily in the Hospitals and Health Care industry.
Number of Employees at Main Line Health
Main Line Health employs approximately 8,538 people worldwide.
Subsidiaries Owned by Main Line Health
Main Line Health presently has no subsidiaries across any sectors.
Main Line Health’s LinkedIn Followers
Main Line Health’s official LinkedIn profile has approximately 57,305 followers.
NAICS Classification of Main Line Health
Main Line Health is classified under the NAICS code 62, which corresponds to Health Care and Social Assistance.
Main Line Health’s Presence on Crunchbase
Yes, Main Line Health has an official profile on Crunchbase, which can be accessed here: https://www.crunchbase.com/organization/bryn-mawr-hospital.
Main Line Health’s Presence on LinkedIn
Yes, Main Line Health maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/main-line-health.
Cybersecurity Incidents Involving Main Line Health
As of December 17, 2025, Rankiteo reports that Main Line Health has experienced 2 cybersecurity incidents.
Number of Peer and Competitor Companies
Main Line Health has an estimated 31,333 peer or competitor companies worldwide.
What types of cybersecurity incidents have occurred at Main Line Health ?
Incident Types: The types of cybersecurity incidents that have occurred include Ransomware.
How does Main Line Health detect and respond to cybersecurity incidents ?
Detection and Response: The company detects and responds to cybersecurity incidents through an third party assistance with idx for credit and cyberscan monitoring, and communication strategy with notifying affected individuals..
Incident Details
Can you provide details on each incident ?
Title: Ransomware Attack on Main Line Health
Description: Main Line Health, a healthcare provider, has faced a ransomware threat which exemplifies the profound challenges in this sector. The attack targeted their systems, potentially endangering sensitive patient data and undermining patient care. The healthcare industry's reliance on legacy systems and flat network architecture makes it particularly susceptible to such threats, increasing the potential impact of a breach. With a requirement to maintain operational care and regulatory compliance, Main Line Health's situation underlines the dire need for effective cybersecurity measures tailored to the healthcare environment. Their struggle reflects the harsh reality that without proper defenses and incident readiness, healthcare providers risk both patient safety and their own operational stability.
Type: Ransomware
Title: Mainline Health Systems Data Breach
Description: Mainline Health Systems experienced a data security incident on or about April 10, 2024, which resulted in a data breach affecting 101,104 people. The compromised data includes Social Security numbers, payment card numbers, Medicaid numbers, financial account information, and medical data. The ransomware gang INC claimed responsibility for the attack.
Date Detected: 2024-04-10
Date Publicly Disclosed: 2025-09-01
Type: Data Breach, Ransomware
Threat Actor: INC
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 Ransomware.
Impact of the Incidents
What was the impact of each incident ?
Incident : Ransomware MAI529040225
Data Compromised: Sensitive patient data
Operational Impact: Undermining patient care
Incident : Data Breach, Ransomware MAI902062525
Data Compromised: Social security numbers, Payment card numbers, Medicaid numbers, Financial account information, Medical data
Identity Theft Risk: High
Payment Information Risk: High
What types of data are most commonly compromised in incidents ?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Sensitive patient data, Social Security Numbers, Payment Card Numbers, Medicaid Numbers, Financial Account Information, Medical Data and .
Which entities were affected by each incident ?
Incident : Ransomware MAI529040225
Entity Name: Main Line Health
Entity Type: Healthcare Provider
Industry: Healthcare
Incident : Data Breach, Ransomware MAI902062525
Entity Name: Mainline Health Systems
Entity Type: Healthcare
Industry: Healthcare
Location: Southeast Arkansas
Customers Affected: 101104
Response to the Incidents
What measures were taken in response to each incident ?
Incident : Data Breach, Ransomware MAI902062525
Third Party Assistance: Idx For Credit And Cyberscan Monitoring.
Communication Strategy: Notifying affected individuals
How does the company involve third-party assistance in incident response ?
Third-Party Assistance: The company involves third-party assistance in incident response through IDX for Credit and CyberScan Monitoring, .
Data Breach Information
What type of data was compromised in each breach ?
Incident : Ransomware MAI529040225
Type of Data Compromised: Sensitive patient data
Incident : Data Breach, Ransomware MAI902062525
Type of Data Compromised: Social security numbers, Payment card numbers, Medicaid numbers, Financial account information, Medical data
Number of Records Exposed: 101104
Sensitivity of Data: High
Ransomware Information
Was ransomware involved in any of the incidents ?
Lessons Learned and Recommendations
What lessons were learned from each incident ?
Incident : Ransomware MAI529040225
Lessons Learned: The need for effective cybersecurity measures tailored to the healthcare environment.
What recommendations were made to prevent future incidents ?
Incident : Data Breach, Ransomware MAI902062525
Recommendations: Affected individuals should take up the offer of free credit monitoring and identity theft protection services.
What are the key lessons learned from past incidents ?
Key Lessons Learned: The key lessons learned from past incidents are The need for effective cybersecurity measures tailored to the healthcare environment.
References
Where can I find more information about each incident ?
Incident : Data Breach, Ransomware MAI902062525
Source: Comparitech
Where can stakeholders find additional resources on cybersecurity best practices ?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: Comparitech.
Investigation Status
What is the current status of the investigation for each incident ?
Incident : Data Breach, Ransomware MAI902062525
Investigation Status: Ongoing
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 Notifying affected individuals.
Stakeholder and Customer Advisories
Were there any advisories issued to stakeholders or customers for each incident ?
Incident : Data Breach, Ransomware MAI902062525
Customer Advisories: Notifying affected individuals
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: was Notifying affected individuals.
Post-Incident Analysis
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 Idx For Credit And Cyberscan Monitoring, .
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 INC.
Incident Details
What was the most recent incident detected ?
Most Recent Incident Detected: The most recent incident detected was on 2024-04-10.
What was the most recent incident publicly disclosed ?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2025-09-01.
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 Sensitive patient data, Social Security numbers, payment card numbers, Medicaid numbers, financial account information, medical data and .
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 idx for credit and cyberscan monitoring, .
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 Sensitive patient data, payment card numbers, Medicaid numbers, Social Security numbers, medical data and financial account information.
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 205.0.
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 The need for effective cybersecurity measures tailored to the healthcare environment.
What was the most significant recommendation implemented to improve cybersecurity ?
Most Significant Recommendation Implemented: The most significant recommendation implemented to improve cybersecurity was Affected individuals should take up the offer of free credit monitoring and identity theft protection services..
References
What is the most recent source of information about an incident ?
Most Recent Source: The most recent source of information about an incident is Comparitech.
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.
Stakeholder and Customer Advisories
What was the most recent customer advisory issued ?
Most Recent Customer Advisory: The most recent customer advisory issued was an Notifying affected individuals.
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Latest Global CVEs (Not Company-Specific)
Description
Nagios XI versions prior to 2026R1.1 are vulnerable to local privilege escalation due to an unsafe interaction between sudo permissions and application file permissions. A user‑accessible maintenance script may be executed as root via sudo and includes an application file that is writable by a lower‑privileged user. A local attacker with access to the application account can modify this file to introduce malicious code, which is then executed with elevated privileges when the script is run. Successful exploitation results in arbitrary code execution as the root user.
Risk Information
cvss4
Base: 8.6
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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
Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Description
Use after free in WebGPU in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Description
SIPGO is a library for writing SIP services in the GO language. Starting in version 0.3.0 and prior to version 1.0.0-alpha-1, a nil pointer dereference vulnerability is in the SIPGO library's `NewResponseFromRequest` function that affects all normal SIP operations. The vulnerability allows remote attackers to crash any SIP application by sending a single malformed SIP request without a To header. The vulnerability occurs when SIP message parsing succeeds for a request missing the To header, but the response creation code assumes the To header exists without proper nil checks. This affects routine operations like call setup, authentication, and message handling - not just error cases. This vulnerability affects all SIP applications using the sipgo library, not just specific configurations or edge cases, as long as they make use of the `NewResponseFromRequest` function. Version 1.0.0-alpha-1 contains a patch for the issue.
Risk Information
cvss4
Base: 8.7
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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
GLPI is a free asset and IT management software package. Starting in version 9.1.0 and prior to version 10.0.21, an unauthorized user with an API access can read all knowledge base entries. Users should upgrade to 10.0.21 to receive a patch.
Risk Information
cvss3
Base: 6.5
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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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.
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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.
