CVE-2025-13761

EUVD-2026-1770
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an unauthenticated user to execute arbitrary code in the context of an  authenticated user's browser by convincing the legitimate user to visit a specially crafted webpage.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 45%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
18.6.0 ≤
𝑥
< 18.6.3
gitlabgitlab
18.6.0 ≤
𝑥
< 18.6.3
gitlabgitlab
18.7.0
gitlabgitlab
18.7.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://about.gitlab.com/releases/2026/01/07/patch-release-gitlab-18-7-1-released/
https://gitlab.com/gitlab-org/gitlab/-/issues/582237
https://hackerone.com/reports/3441368
https://access.redhat.com/security/cve/CVE-2025-13761
https://bugzilla.redhat.com/show_bug.cgi?id=2428218
https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-13761.json