CVE-2026-2745

high

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process.

References

https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/

https://hackerone.com/reports/3557844

https://gitlab.com/gitlab-org/gitlab/-/work_items/590810

Details

Source: Mitre, NVD

Published: 2026-03-25

Updated: 2026-03-26

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Severity: High

EPSS

EPSS: 0.00048