CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. It affects GitLab. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.
CVE
CVE-2026-1456
Severity
MEDIUM
CVSS
6.5
EPSS
0.36%
GitLab
Original NVD Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processing in markdown preview.
Related CVEs
Other vulnerabilities affecting the same vendor(s)