CVE-2026-3553
Incorrect Authorization in GitLab
3.1
LOW
CVSS 3.1
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to access confidential issue details due to incorrect authorization checks.
How to fix CVE-2026-3553
To remediate CVE-2026-3553, upgrade the affected package to a fixed version below.
- Bitnami/gitlab—upgrade to 18.10.8 or later
Is CVE-2026-3553 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-3553.
Affected packages (1)
- >= 12.0.0, < 18.10.8, >= 18.11.0, < 18.11.5, >= 19.0.0, < 19.0.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |