CVE-2023-6159: GitLab

Medium severity, CVSS 6.5. EPSS: 1% chance of exploitation in the next 30 days.

An issue has been discovered in GitLab CE/EE affecting all versions from 12.7 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1 It was possible for an attacker to trigger a Regular Expression Denial of Service via a `Cargo.toml` containing maliciously crafted input.

Affected products

• GitLab GitLab: from 12.7.0, before 16.6.6 (fixed in 16.6.6); from 16.7.0, before 16.7.4 (fixed in 16.7.4); version 16.8.0 only

Published 2024-01-26. Last modified 2026-06-17.