Content Injection Vulnerability in GitLab CE/EE
CVE-2025-7734

8.7HIGH

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
13 August 2025

What is CVE-2025-7734?

A content injection issue has been identified in GitLab CE/EE that affects multiple versions, allowing attackers, under specific conditions, to manipulate user actions by injecting malicious content. This vulnerability could potentially compromise user account integrity, enabling unauthorized actions to be executed as if they were legitimate users. Proper mitigation strategies should be implemented to safeguard against this type of exploitation.

Affected Version(s)

GitLab 14.2 < 18.0.6

GitLab 18.1 < 18.1.4

GitLab 18.2 < 18.2.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/556090
issue-trackingpermissions-required
https://hackerone.com/reports/3247096
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-2025-7734 : Content Injection Vulnerability in GitLab CE/EE