CVE-2026-84284

EUVD-2026-98218
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 19.2.8, all 19.3 versions, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an unauthenticated user to read work item contents from private groups and projects due to incorrect authorization checks.
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: 12.95%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
17.11.0 ≤
𝑥
< 19.2.8
gitlabgitlab
19.3.0 ≤
𝑥
< 19.4.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/627167
https://hackerone.com/reports/3551698