Vulnerability · Published Jan 22, 2026 · Assigned by GitLab
CVE-2025-13335Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab
Medium 6.5
In plain English
A medium-severity infinite loop in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.6%top 52.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
Weakness: CWE-835 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
- GitLab Issue #581060 issue-tracking, permissions-required
- HackerOne Bug Bounty Report #3418023 technical-description, exploit, permissions-required
- https://about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-released/