CVE-2026-6336

EUVD-2026-50483
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.6 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 unauthorized user to view project import source information due to a missing authorization check.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 17.06%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
16.6.0 ≤
𝑥
< 19.0.5
gitlabgitlab
16.6.0 ≤
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/596762
https://hackerone.com/reports/3661988