CVE-2026-6336CWE-863broken-access-control

CVE-2026-6336

Medium · published July 30, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
38.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00457 · 38.7th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-07-30T00:17Z
Affected products (6)
ProductVersionsFixed in
gitlab/gitlab≥ 16.6.0, < 19.0.519.0.5
gitlab/gitlab≥ 16.6.0, < 19.0.519.0.5
gitlab/gitlab≥ 19.1.0, < 19.1.319.1.3
gitlab/gitlab≥ 19.1.0, < 19.1.319.1.3
gitlab/gitlaball versions—
gitlab/gitlaball versions—
References (3)
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/ · [email protected]https://gitlab.com/gitlab-org/gitlab/-/work_items/596762 · [email protected]https://hackerone.com/reports/3661988 · [email protected]
EPSS history
Timeline
  • 29 JUL 19:01Z
    Incorrect Authorization in GitLab
    cvelistv5