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CVE-2025-12653

MEDIUM CVSS: 6.5 Published: 2025-11-26 Modified: 2026-06-17

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.4.5, 18.5 before 18.5.3, and 18.6 before 18.6.1 that under specific conditions could have allowed an unauthenticated user to join arbitrary organizations by changing headers on some requests.

Affected Platforms

Gitlab Gitlab

Weakness Type

CWE-290

References