CVE-2026-14351

EUVD-2026-50479
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an unauthenticated user to view the title of a confidential issue through a publicly accessible merge request due to improper authorization checks.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 21.88%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
8.8.0 ≤
𝑥
< 19.0.5
gitlabgitlab
8.8.0 ≤
𝑥
< 19.0.5
gitlabgitlab
19.1.0 ≤
𝑥
< 19.1.3
gitlabgitlab
19.1.0 ≤
𝑥
< 19.1.3
gitlabgitlab
19.2.0
gitlabgitlab
19.2.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/604691
https://hackerone.com/reports/3708242