Bug 2317486 (CVE-2023-45359)

Summary: CVE-2023-45359 mediawiki: Improper Input Handling in MediaWiki Vector Skin
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in the Vector Skin component of MediaWiki. This vulnerability allows unescaped markup injection via the vector-toc-toggle-button-label parameter, which does not escape the line parameter properly.
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Bug Depends On: 2317498    
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Description OSIDB Bzimport 2024-10-09 06:01:16 UTC
An issue was discovered in the Vector Skin component for MediaWiki before 1.39.5 and 1.40.x before 1.40.1. vector-toc-toggle-button-label is not escaped, but should be, because the line param can have markup.