CVE-2025-13335

Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that bypass cycle detection.

Affected

GitLab

CVSS v3.1 GITLAB

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.57% chance of exploitation in the next 30 days, 46th percentile

Published

2026-01-22

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3418023

Security advisories

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

References

• CVE Record
• NVD entry