Vulnerability in GitLab
CVE-2026-2745
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (39.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- GitLab — versions 18.10.0, 18.10, 18.9
Weakness classification (CWE)
References
- hackerone.com/reports/3557844 (Permissions Required, technical-description, permissions-required, exploit)
- gitlab.com/gitlab-org/gitlab/-/work_items/590810 (Broken Link)
- about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-2745?
- CVE-2026-2745 is a medium-severity vulnerability in GitLab, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 6.8/10. Published 2026-03-25.
- How severe is CVE-2026-2745?
- Medium severity. CVSS v3 base score is 6.8 out of 10.