Known Vulnerabilities for MediaWiki by Wikimedia Foundation

Listed below are 10 of the newest known vulnerabilities associated with "MediaWiki" by "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-2026-116890 json Semantic MediaWiki from 3.0.0 before 7.3.0 contains a missing authorization vulnerability in the api.php smwtask module that ... Not Provided 2026-10-27 2026-10-27
CVE-2026-116887 json Semantic MediaWiki from 3.0.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-e... Not Provided 2026-10-27 2026-11-04
CVE-2026-116886 json Semantic MediaWiki from 2.5.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-e... Not Provided 2026-10-27 2026-10-27
CVE-2026-116885 json Semantic MediaWiki from 3.1.0 before 7.3.1 contains a reflected cross-site scripting vulnerability in the Special:SMWAdmin ID... Not Provided 2026-10-27 2026-11-02
CVE-2026-116883 json Semantic MediaWiki from 3.1.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows authenticated sch... Not Provided 2026-10-27 2026-11-04
CVE-2026-116882 json Semantic MediaWiki from 4.2.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows authenticated pro... Not Provided 2026-10-27 2026-10-27
CVE-2026-116881 json Semantic MediaWiki from 3.0.0 before 7.3.1 contains a cross-site scripting vulnerability that allows attackers to inject mark... Not Provided 2026-10-27 2026-11-02
CVE-2026-116880 json Semantic MediaWiki from 3.0.0 before 7.3.1 contains a cross-site request forgery vulnerability in Special:SMWAdmin because it... Not Provided 2026-10-27 2026-10-31
CVE-2026-116879 json Semantic MediaWiki from 7.3.0 before 7.3.1 contains a missing authorization vulnerability in the smwtask update task that all... Not Provided 2026-10-27 2026-11-04
CVE-2026-116878 json Semantic MediaWiki from 2.5.0 before 7.3.1 contains an uncontrolled resource consumption vulnerability that allows anonymous ... Not Provided 2026-10-27 2026-10-27
Results limited to 10 most recent vulnerabilities

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