Denial of Service Vulnerability in GitLab Community and Enterprise Editions
CVE-2026-1725

5.3MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
25 February 2026

What is CVE-2026-1725?

GitLab has addressed a vulnerability in its Community and Enterprise Editions, specifically affecting versions prior to 18.9.1. This issue could permit unauthenticated attackers to disrupt service by sending specially crafted requests to the CI jobs API endpoint. This could lead to a denial of service, impacting the availability of the affected systems and hindering legitimate users' access.

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Deploy the Patch

Affected Version(s)

GitLab 18.9 < 18.9.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/588338
issue-trackingpermissions-required
https://hackerone.com/reports/3519773
technical-descriptionexploitpermissions-required
https://about.gitlab.com/releases/2026/02/25/patch-releas...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [vinax](https://hackerone.com/vinax) for reporting this vulnerability through our HackerOne bug bounty program
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