CVE-2026-4523

Published: Sep 29, 2026Modified: Oct 5, 2026

3.7

Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitability: 2.2 / Impact: 1.4

Source: cve@gitlab.com (Secondary)

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an unauthenticated user to read CI/CD job trace contents containing sensitive variable values due to improper authorization enforcement in the GraphQL API.

Affected (6)

Products: Gitlab: Gitlab

Gitlab

1 product

Gitlab

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
Gitlab Gitlab	15.11.0 ≤ version < 19.2.7
Gitlab Gitlab	19.3.0 ≤ version < 19.3.3
Gitlab Gitlab	15.11.0 ≤ version < 19.2.7
Gitlab Gitlab	19.3.0 ≤ version < 19.3.3
Gitlab Gitlab	Version 19.4.0
Gitlab Gitlab	Version 19.4.0

Related CWEs

CWE-862

Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

References (3)

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/

Source: cve@gitlab.com

Release NotesVendor Advisory

https://gitlab.com/gitlab-org/gitlab/-/work_items/594294

Source: cve@gitlab.com

Broken Link

https://hackerone.com/reports/3590929

Source: cve@gitlab.com

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Timeline

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