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OpenAdvisories
Medium · 6.5 CVE-2023-0632 EUVD-2023-12666GHSA-v648-cf9r-9m29

Inefficient Regular Expression Complexity in GitLab

Published Aug 1, 2023 · Updated Nov 20, 2025 · Assigned by GitLab

Description

An issue has been discovered in GitLab affecting all versions starting from 15.2 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A Regular Expression Denial of Service was possible by using crafted payloads to search Harbor Registry.

Affected products

VendorProductAffectedFixed
GitLab GitLab 15.2 – < 16.0.8, 16.1.0 – < 16.1.3, 16.2.0 – < 16.2.2 16.0.8

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS gitlab No fix yet —

Advisories 1

References