CVE-2025-0549 — Authentication Bypass Using an Alternate Path or Channel in Gitlab

CWE-288 — Authentication Bypass Using an Alternate Path or Channel5 documents5 sources
Severity
6.8MEDIUMNVD
EPSS
0.1%
top 82.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedMay 9

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.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:NExploitability: 1.6 | Impact: 5.2

Affected Packages5 packages

▶CVEListV5gitlab/gitlab17.3 — 17.9.8+2
▶NVDgitlab/gitlab17.3.0 — 17.9.8+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

2
OSV
CVE-2025-0549: An issue has been discovered in GitLab CE/EE affecting all versions starting from 17↗2025-05-09
▶
GHSA
GHSA-q8cg-g95p-qfr2: An issue has been discovered in GitLab CE/EE affecting all versions starting from 17↗2025-05-09
▶

📋Vendor Advisories

2
GitLab
CVE-2025-0549: 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 pr↗2025-05-09
▶
Debian
CVE-2025-0549: gitlab - An issue has been discovered in GitLab CE/EE affecting all versions starting fro...↗2025
▶