Known Vulnerabilities for MediaWiki Wikibase Extension by The Wikimedia Foundation

Listed below are 3 of the newest known vulnerabilities associated with "MediaWiki Wikibase Extension" by "The Wikimedia Foundation".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-103441 json Deserialization of untrusted data vulnerability in The Wikimedia Foundation MediaWiki Wikibase extension allows Leverage Exec... Not Provided 2026-09-30 2026-09-30
CVE-2026-100380 json Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Founda... Not Provided 2026-09-25 2026-09-26
CVE-2026-100245 json Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Founda... Not Provided 2026-09-29 2026-09-30

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