CVE-2026-6976CWE-639

Authorization Bypass Through User-Controlled Key in GitLab

Low · published June 11, 2026

CVSS v3.1
3.7
EPSS
0%
Percentile
13.0
In the wild
Unconfirmed
What it is

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 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 hide changes from merge request diff views due to improper input handling of file names.

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00230 · 13.0th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-06-11T10:20Z
EPSS history
Timeline
  • 11 JUN 10:20Z
    Authorization Bypass Through User-Controlled Key in GitLab
    cvelistv5