CVE-2025-61656
Linux Debian vulnerability analysis and mitigation

Overview

CVE-2025-61656 is a security vulnerability in MediaWiki related to sanitization of attributes unwrapped from data-ve-attributes. The vulnerability was first published on October 7, 2025, and last updated on October 8, 2025. It affects multiple versions of MediaWiki, including versions in Ubuntu and Debian distributions (Ubuntu Security, Debian Tracker).

Technical details

The vulnerability involves improper sanitization of attributes that are unwrapped from data-ve-attributes in MediaWiki's Visual Editor component. The issue affects multiple MediaWiki releases including versions 1.35.13, 1.39.13, and 1.43.3 (Debian Tracker).

Impact

The vulnerability is currently assessed with a Medium priority rating according to Ubuntu's security assessment (Ubuntu Security).

Mitigation and workarounds

Currently, the vulnerability remains unpatched across multiple versions of MediaWiki. The issue is marked as 'needs evaluation' for Ubuntu releases 25.10, 25.04, 24.04 LTS, 22.04 LTS, 20.04 LTS, and 18.04 LTS (Ubuntu Security).

Additional resources


SourceThis report was generated using AI

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