vulnerability

Gitlab Gitlab: CVE-2025-12983: Memory Allocation with Excessive Size Value

Severity
3
CVSS
(AV:N/AC:M/Au:S/C:N/I:N/A:P)
Published
Nov 15, 2025
Added
Nov 17, 2025
Modified
Nov 21, 2025

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to cause a denial of service condition by submitting specially crafted markdown content with nested formatting patterns.

Solution

gitlab-gitlab-upgrade-latest
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.