Denial of Service Vulnerability in GitLab by GitLab Inc.
CVE-2025-1516

6.5MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
12 June 2025

What is CVE-2025-1516?

A vulnerability identified in GitLab CE/EE prior to specific versions exposes the platform to a denial of service due to improper input validation in Tokens Names. This flaw can allow attackers to exploit the affected systems, potentially disrupting service availability by overwhelming the application with invalid requests.

Affected Version(s)

GitLab 8.7 < 17.10.8

GitLab 17.11 < 17.11.4

GitLab 18.0 < 18.0.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/520553
issue-trackingpermissions-required
https://hackerone.com/reports/2991435
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [pwnie](https://hackerone.com/pwnie) for reporting this vulnerability through our HackerOne bug bounty program
.
CVE-2025-1516 : Denial of Service Vulnerability in GitLab by GitLab Inc.