Bug 2469104 (CVE-2026-34092)

Summary: CVE-2026-34092 mediawiki: block UI elements in 'tools'-sidebar shows presence of an autoblocked IP
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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Doc Text:
Exposure of sensitive information to an unauthorized actor vulnerability in Wikimedia Foundation MediaWiki.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2477611    
Bug Blocks:    

Description OSIDB Bzimport 2026-05-11 16:03:55 UTC 
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki.

 This vulnerability is associated with program files includes/Skin/Skin.Php.



This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.