Medium severity · published Jan 22, 2026
CVE-2025-13335
Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab
6.5
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
17.1 before 18.6.4; 18.7 before 18.7.2; 18.8 before 18.8.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-13335
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-13335
Release Notes
https://about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-released/
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/issues/581060
Permissions Required
https://hackerone.com/reports/3418023
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