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OpenAdvisories
Medium · 6.5 CVE-2023-3205 EUVD-2023-43883GHSA-8gh5-v944-cphh

Inefficient Regular Expression Complexity in GitLab

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

Description

An issue has been discovered in GitLab affecting all versions starting from 15.11 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. An authenticated user could trigger a denial of service when importing or cloning malicious content.

Affected products

VendorProductAffectedFixed
GitLab GitLab 15.11 – < 16.1.5, 16.2 – < 16.2.5, 16.3 – < 16.3.1 16.1.5

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