CVE-2026-5954
4.2MediumPublished 13 Oct 2026 · NVD status: Analyzed · AI triage by gemini-3.8-flash
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
- Impact
- Limited impact
- Weakness
- CWE-863
Impact
Authenticated users can download package files from public projects where access should be restricted. Attackers need a standard user account on the GitLab instance.
Root cause
Improper authorization checks fail to restrict package file downloads in public projects under certain conditions.
Affected systems
GitLab CE/EE versions 15.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2
CVSS v3.1 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Fix & remediation
Upgrade GitLab CE/EE to version 19.2.8, 19.3.5, or 19.4.2. No interim mitigation is documented, so prioritize patching.
$ sudo apt-get update && sudo apt-get install --only-upgrade gitlab-eeAI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to download package files from a public project due to improper authorization checks.
References
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/Release NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/work_items/596139Issue Tracking
- https://hackerone.com/reports/3641043Permissions Required