Authorization Flaw in GitLab CE/EE Affects User Permissions
CVE-2026-103549

2.7LOW

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
13 October 2026

What is CVE-2026-103549?

GitLab CE/EE has identified an improper authorization vulnerability that allows authenticated users with maintainer-role permissions to remove specific package registry metadata, which should be restricted according to package protection rules enforced for higher roles. This issue affects multiple versions of GitLab, and users are advised to upgrade to the latest versions to mitigate the risk associated with this vulnerability.

Affected Version(s)

GitLab 17.6 < 19.2.8

GitLab 19.3 < 19.3.5

GitLab 19.4 < 19.4.2

References

https://gitlab.com/gitlab-org/gitlab/-/work_items/631531
https://docs.gitlab.com/releases/patches/patch-release-gi...

CVSS V3.1

Score:
2.7
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

This vulnerability has been discovered internally by a GitLab team member.
.