CVE-2019-12444
GitLab vulnerability analysis and mitigation

Overview

A persistent Cross-Site Scripting (XSS) vulnerability was discovered in GitLab Community and Enterprise Edition versions 8.9 through 11.11. The vulnerability was identified in the Wiki Pages feature due to insufficient input validation. The issue was disclosed and fixed on June 3, 2019 (GitLab Release).

Technical details

The vulnerability stemmed from a lack of input validation in the Wiki Pages feature of GitLab, which allowed for persistent XSS attacks. The issue affected both Community Edition (CE) and Enterprise Edition (EE) of GitLab, spanning versions from 8.9 through 11.11 (GitLab Release).

Impact

The vulnerability could allow attackers to execute malicious JavaScript code through Wiki Pages, potentially leading to session hijacking, data theft, or other client-side attacks against GitLab users (GitLab Release).

Mitigation and workarounds

GitLab addressed this vulnerability in versions 11.11.1, 11.10.5, and 11.9.12. Users running affected versions were strongly recommended to upgrade to these patched versions immediately to mitigate the risk (GitLab Release).

Additional resources


SourceThis report was generated using AI

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