Bug 2543735 (CVE-2026-103044)

Summary: CVE-2026-103044 mediawiki: EasyTimeline should not serve image maps as application/xml
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: medium    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in the MediaWiki EasyTimeline extension. An Extensible Markup Language (XML) injection vulnerability exists due to improperly serving image map files as XML data. A remote attacker could exploit this flaw by convincing a user to interact with specially crafted content, potentially allowing unauthorized data disclosure or content modification.
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Description OSIDB Bzimport 2026-09-29 22:58:13 UTC
XML injection (aka blind XPath injection) vulnerability in Wikimedia Foundation MediaWiki - EasyTimeline extension allows XML Injection.

This issue affects MediaWiki - EasyTimeline extension: before 1.46.1, 1.45.5, 1.43.10.