VULNERABILITY INTELLIGENCE

CVE-2025-2256

CVSS score7.5 HIGH
EPSS probability0.53%
CISA KEVNot currently listed
Published2025-09-12
Last modified2026-10-19
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 7.12 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed unauthorized users to render the GitLab instance unresponsive to legitimate users by sending multiple concurrent large SAML responses.

Weakness classification

  • CWE-1284: Improper Validation of Specified Quantity in Input

Primary references