CVE-2026-4524
Authentication Bypass Using an Alternate Path or Channel in GitLab
6.5
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to access confidential issue content in public projects without proper authorization due to improper authorization checks.
How to fix CVE-2026-4524
To remediate CVE-2026-4524, upgrade the affected package to a fixed version below.
- —upgrade to 18.9.7 or later
Is CVE-2026-4524 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 18.9.1, < 18.9.7, >= 18.10.0, < 18.10.6, >= 18.11.0, < 18.11.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |