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.
Scores
CVSS v3
6.8
EPSS
0.0004
EPSS Percentile
11.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-288
Status
published
Products (1)
gitlab/gitlab
13.1.0 - 18.4.6 (2 CPE variants)
Published
Dec 11, 2025
Tracked Since
Feb 18, 2026