CVE-2026-1388 (GCVE-0-2026-1388)
Vulnerability from cvelistv5
Published
2026-02-25 20:05
Modified
2026-02-26 15:07
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-1333 - Inefficient Regular Expression Complexity
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthenticated user to cause regular expression denial of service by sending specially crafted input to a merge request endpoint under certain conditions.
References
Impacted products
Vendor Product Version
GitLab GitLab Version: 9.2   ≤
Version: 18.8   ≤
Version: 18.9   ≤
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
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