CVE-2026-2104CWE-639

Authorization Bypass Through User-Controlled Key in GitLab

Medium · published April 8, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
22.4
In the wild
Unconfirmed
What it is

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user to access confidential issues assigned to other users via CSV export due to insufficient authorization checks.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00308 · 22.4th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-04-08T22:25Z
EPSS history
Timeline
  • 08 APR 22:25Z
    Authorization Bypass Through User-Controlled Key in GitLab
    cvelistv5