CVE-2026-6269

EUVD-2026-36231
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to modify hidden merge requests due to incorrect authorization enforcements.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
15.10.0 ≤
𝑥
< 18.10.8
gitlabgitlab
15.10.0 ≤
𝑥
< 18.10.8
gitlabgitlab
18.11.0 ≤
𝑥
< 18.11.5
gitlabgitlab
18.11.0 ≤
𝑥
< 18.11.5
gitlabgitlab
19.0.0 ≤
𝑥
< 19.0.2
gitlabgitlab
19.0.0 ≤
𝑥
< 19.0.2
𝑥
= Vulnerable software versions