CVE-2023-3424 Information

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.3 before 15.11.10 all versions starting from 16.0 before 16.0.6 all versions starting from 16.1 before 16.1.1. A Regular Expression Denial of Service was possible via sending crafted payloads to the preview_markdown endpoint.

Reference

https://hackerone.com/reports/1960970 https://gitlab.com/gitlab-org/gitlab/-/issues/409802