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Lark

Lark Vendor Cyber Rating & Cyber Score

larksuite.com
in
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ISO 27001
SOC 2 Type 1
SOC 2 Type 2
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Lark is a new take on the office suite that is transforming workplace collaboration. Founded in 2016, Lark effectively combines messaging, schedule management and online collaborative documents in a single platform. Setting out to revolutionize the way team members collaborate for increased efficiency, Lark delivers a seamless user experience for the modern enterprise. It is available now on macOS, Windows, iOS and Android. Visit www.larksuite.com for more details.


Lark A.I CyberSecurity Scoring

Incident Details
Lark
Company Information
Website:https://www.larksuite.com?tracking_code=701TL00001MEuurYAD&utm_campaign=lark_website&utm_source=linkedin&utm_medium=social&utm_term=about_us_section&utm_content=home_page
Employees number:207
Number of followers:41,082
NAICS:513
Industry Type:Technology, Information and Internet
Homepage:larksuite.com
Cyber Premium EstimationGet Supply Chain
Lark Risk Score (AI oriented)
Between 700 and 749
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LarkTechnology, Information and Internet
Updated:
01/04/2026
742/1000
Moderate
Ba
AaaAaABaaBaBCaaCaC
Powered by our proprietary A.I cyber incident model
✖ Insurance prefers TPRM score to calculate premium
Lark Global Score (TPRM)
xxxx
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LarkTechnology, Information and Internet
•••
Score locked
Instant access to detailed risk factors
Vulnerabilities
Benchmark vs. industry & size peers
Findings

Lark
LarkModerate
Current Score
742Ba (MODERATE)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JUNE 2026
743Before Incident
MAY 2026
743Before Incident
APRIL 2026
743Before Incident
MARCH 2026
742Before Incident
FEBRUARY 2026
741Before Incident
JANUARY 2026
741Before Incident
DECEMBER 2025
741Before Incident
NOVEMBER 2025
740Before Incident
OCTOBER 2025
740Before Incident
SEPTEMBER 2025
739Before Incident
AUGUST 2025
739Before Incident
JULY 2025
738Before Incident
MAY 2025
768Before Incident
Cyber Attack
12 May 2025 • Lark
Output Messenger

Türkiye-backed Cyberespionage Group Exploits Zero-Day Vulnerability in Output Messenger

737After Incident
CRITICAL-31
LAR921051325
A Türkiye-backed cyberespionage group exploited a zero-day vulnerability in Output Messenger, targeting users linked to the Kurdish military in Iraq. The attackers compromised the server, stole sensitive data, accessed user communications, impersonated users, and disrupted operations. This attack signals an increase in the group's technical sophistication and urgency in their operational goals.
INCIDENT DETAILS -
TYPE
Cyberespionage
MOTIVATION
Espionage, Data Theft, Operational Disruption
IMPACT
Sensitive DataUser CommunicationsOutput Messenger ServerOperational Impact: Disruption of Operations
DATA BREACH
Sensitive DataUser CommunicationsSensitivity Of Data: High
REFERENCES
Blog URLSource URL

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