CVE-2026-4524

MEDIUM

Authentication Bypass Using an Alternate Path or Channel in GitLab

Title source: cna
STIX 2.1

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to access confidential issue content in public projects without proper authorization due to improper authorization checks.

References (3)

Core 3

Scores

CVSS v3 6.5
EPSS 0.0001
EPSS Percentile 1.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-288
Status published
Products (4)
GitLab/GitLab 18.10 - 18.10.6
GitLab/GitLab 18.11 - 18.11.3
GitLab/GitLab 18.9.1 - 18.9.7
gitlab/gitlab 18.9.1 - 18.9.7 (2 CPE variants)
Published May 14, 2026
Tracked Since May 14, 2026