What is CVE-2025-11984?

CVE-2025-11984 is a medium-severity vulnerability in Gitlab, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 6.8/10. Published 2025-12-11.

How severe is CVE-2025-11984?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Gitlab

CVE-2025-11984

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 manipul…

EPSS: 0.003 (19.1th percentile) — read the EPSS interpretation.

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.

Affected products

Gitlab — versions 13.1, 18.5, 18.6

Weakness classification (CWE)

CWE-288 — Authentication Bypass Using an Alternate Path or Channel

References

cve@gitlab.com (issue-tracking, permissions-required, Broken Link)
cve@gitlab.com (Permissions Required, technical-description, permissions-required, exploit)
cve@gitlab.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2025-11984?: CVE-2025-11984 is a medium-severity vulnerability in Gitlab, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 6.8/10. Published 2025-12-11.
How severe is CVE-2025-11984?: Medium severity. CVSS v3 base score is 6.8 out of 10.