CVE-2025-13927

high

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted requests with malformed authentication data.

References

https://hackerone.com/reports/3439683

https://www.securityweek.com/atlassian-gitlab-zoom-release-security-patches/

https://www.bleepingcomputer.com/news/security/gitlab-warns-of-high-severity-2fa-bypass-denial-of-service-flaws/

https://thehackernews.com/2026/01/zoom-and-gitlab-release-security.html

https://about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-released/

https://gitlab.com/gitlab-org/gitlab/-/issues/582737

Details

Source: Mitre, NVD

Published: 2026-01-22

Updated: 2026-01-22

Risk Information

CVSS v2

Base Score: 7.8

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

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00043