Cross-Site Scripting Vulnerability in GitLab EE Products
CVE-2025-2443

8.7HIGH

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
20 June 2025

What is CVE-2025-2443?

A vulnerability in GitLab EE has been identified that enables a cross-site scripting (XSS) attack, posing risks to user data security and content integrity. This flaw can be exploited under specific conditions, allowing attackers to bypass content security policies and execute arbitrary scripts in the context of the user’s browser. Affected versions include updates prior to 17.9.7, 17.10.5, and 17.11.1, highlighting the need for immediate attention from users of GitLab EE.

Affected Version(s)

GitLab 16.6 < 17.9.7

GitLab 17.10 < 17.10.5

GitLab 17.11 < 17.11.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/525363
issue-trackingpermissions-required
https://hackerone.com/reports/3037340
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program
.
CVE-2025-2443 : Cross-Site Scripting Vulnerability in GitLab EE Products