CVE-2025-13874

Medium

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with Guest permissions to view issues in projects they were not authorized to access.

SeverityMedium

CVSS4.3

Exploit probability—

Product

Gitlab

PublishedMay 14, 2026

First seenMay 14, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

gitlab gitlab18.9.7, 18.10.6, 18.11.3 or later

Affected products

Product	Affected versions	Fixed in
gitlab gitlab	15.1.0 ≤ v < 18.9.7, 18.10.0 ≤ v < 18.10.6, 18.11.0 ≤ v < 18.11.3	18.9.7, 18.10.6, 18.11.3

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