CVE-2026-1606

EUVD-2026-39178
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.8 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to conceal content within a Snippet due to improper input validation.
Code Injection
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:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 12.97%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
14.8.0 ≤
𝑥
< 18.11.6
gitlabgitlab
19.0.0 ≤
𝑥
< 19.0.3
gitlabgitlab
19.1.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/588128
https://hackerone.com/reports/3527473