CVE-2026-5377
Incorrect Authorization in GitLab
4.3
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.11 before 18.11.1 that could have allowed an authenticated user to access titles of confidential or private issues in public projects due to improper access control in the issue description rendering process.
How to fix CVE-2026-5377
To remediate CVE-2026-5377, upgrade the affected package to a fixed version below.
- —upgrade to 18.11.1 or later
Is CVE-2026-5377 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 18.11.0, < 18.11.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |