CVE-2025-0549
Authentication Bypass Using an Alternate Path or Channel in GitLab
6.8
MEDIUM
CVSS 3.1
EPSS 0.06%
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.3 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. A security vulnerability allows attackers to bypass Device OAuth flow protections, enabling authorization form submission through minimal user interaction.
How to fix CVE-2025-0549
To remediate CVE-2025-0549, upgrade the affected package to a fixed version below.
- —upgrade to 17.11.2 or later
Is CVE-2025-0549 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 17.3.0, < 17.11.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N |