Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.1 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an authenticated user to bypass WebAuthn two-factor authentication by manipulating the session state under certain conditions.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- network
- Complexity
- high
- Privileges
- low
- User Action
- none
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- high
- Availability
- none
- Weaknesses
- CWE-288
Metadata
- Primary Vendor
- GITLAB
- Published
- 12/11/2025
- Last Modified
- 12/23/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
gitlab : gitlabgitlab : gitlabgitlab : gitlabgitlab : gitlabgitlab : gitlabgitlab : gitlab
AI-Powered Remediation
Generate remediation guidance or a C-suite brief for this vulnerability.