CVE-2023-6489: GitLab

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A denial of service vulnerability was identified in GitLab CE/EE, versions 16.7.7 prior to 16.8.6, 16.9 prior to 16.9.4 and 16.10 prior to 16.10.2 which allows an attacker to spike the GitLab instance resources usage resulting in service degradation via chat integration feature.

Affected products

• GitLab GitLab: from 16.7.7, before 16.8.6 (fixed in 16.8.6); from 16.9.0, before 16.9.4 (fixed in 16.9.4); from 16.10.0, before 16.10.2 (fixed in 16.10.2)

Published 2024-04-12. Last modified 2026-06-17.