Priority HIGH 77
Semantic MediaWiki from 2.5.0 before 7.3.1 contains an uncontrolled resource consumption vulnerability that allows low-privilege editors to bypass smwgMaxNumRecurringEvents by supplying a large limit parameter.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00375 · Published 2026-10-27 · Fixed in 7.3.1 CWE-770
Priority HIGH 77
Semantic MediaWiki from 3.0.0 before 7.3.1 contains an algorithmic complexity vulnerability in TermParser::normalize_compact_form() that allows unauthenticated attackers to cause quadratic CPU consumption.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00374 · Published 2026-10-27 · Fixed in 7.3.1 CWE-407
Priority HIGH 77
Semantic MediaWiki 3.0.0 before 7.3.1 contains an uncontrolled recursion vulnerability in LegacyParser::getSubqueryDescription() that processes nested query tokens before depth limits apply.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00387 · Published 2026-10-27 · Fixed in 7.3.1 CWE-674
Priority HIGH 76
Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages.
CVSS 3.1HIGH 8.6· Network · No auth · No interaction · EPSS 0.00401 · Published 2026-09-18 · Fixed in 7.0.0 CWE-79
Priority HIGH 70
Semantic MediaWiki from 7.3.0 before 7.3.1 contains a missing authorization vulnerability in the smwtask API module that allows unauthenticated attackers to run queued jobs and force store updates.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00197 · Published 2026-10-27 · Fixed in 7.3.1 CWE-862
Priority MEDIUM 64
Semantic MediaWiki from 3.0.0 before 7.3.1 contains a cross-site request forgery vulnerability in Special:SMWAdmin because it overwrites the wpEditToken with a freshly generated valid token.
CVSS 4.0HIGH 7.1· Network · No auth · User interaction · EPSS 0.00111 · Published 2026-10-27 · Fixed in 7.3.1 CWE-352
Priority MEDIUM 64
Semantic MediaWiki from 7.3.0 before 7.3.1 contains a missing authorization vulnerability in the smwtask update task that allows users with edit rights to force semantic updates on arbitrary pages.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00221 · Published 2026-10-27 · Fixed in 7.3.1 CWE-862
Priority MEDIUM 64
Semantic MediaWiki from 2.5.0 before 7.3.1 contains an improper authorization vulnerability that allows ordinary editors to permanently protect pages by adding an Is edit protected annotation.
CVSS 4.0HIGH 7.1· Network · Low privileges · No interaction · EPSS 0.00248 · Published 2026-10-27 · Fixed in 7.3.1 CWE-862
Priority MEDIUM 57
SemanticMediaWiki from 3.1.0 before 7.3.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject markup through the search parameter of the extended Special:Search profile…
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00211 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
SemanticMediaWiki from 2.5.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-edit rights to inject script through Code-typed property values.
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.0016 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
Semantic MediaWiki from 3.0.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-edit rights to inject HTML through Keyword-typed property values rendered unescaped on Special:B…
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00147 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
Semantic MediaWiki from 3.1.0 before 7.3.1 contains a reflected cross-site scripting vulnerability in the Special:SMWAdmin ID lookup that allows unauthenticated attackers to inject markup through the unescaped id paramet…
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00179 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
SemanticMediaWiki from 5.0.0 before 7.3.1 contains a stored cross-site scripting vulnerability in ext.smw.tooltip.tippy.js that renders data-* attributes via innerHTML with allowHTML enabled.
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.0016 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
Semantic MediaWiki from 3.0.0 before 7.3.1 contains a cross-site scripting vulnerability that allows attackers to inject markup by storing malicious semantic property values rendered unescaped in autocomplete suggestions…
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.0016 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 57
SemanticMediaWiki from 3.0.0 before 7.3.1 contains a reflected cross-site scripting vulnerability in Special:Ask, which outputs separator parameters (sep, propsep, valuesep, delim, separator) without HTML escaping in lis…
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00174 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 56
SemanticMediaWiki from 4.2.0 before 7.2.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject HTML via unescaped cstate parameters in Special:FacetedSearch.
CVSS 4.0MEDIUM 5.1· Network · No auth · User interaction · EPSS 0.00174 · Published 2026-10-27 · Fixed in 7.2.1 CWE-79
Priority MEDIUM 55
SemanticMediaWiki from 3.2.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with the smw-schemaedit right to inject markup through an unescaped property group schema canonical_name.
CVSS 4.0MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.00148 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 55
Semantic MediaWiki from 3.1.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows authenticated schema editors to inject HTML through schema descriptions.
CVSS 4.0MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.00153 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority MEDIUM 44
Semantic MediaWiki from 2.5.0 before 7.3.1 contains an uncontrolled resource consumption vulnerability that allows anonymous attackers to force quadratic computation by supplying a zero limit to Special:PropertyLabelSimi…
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00407 · Published 2026-10-27 · Fixed in 7.3.1 CWE-400
Priority LOW 36
Semantic MediaWiki from 3.0.0 before 7.3.0 contains a missing authorization vulnerability in the api.php smwtask module that allows unauthenticated attackers to run admin-only maintenance tasks.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00197 · Published 2026-10-27 · Fixed in 7.3.0 CWE-862
Priority LOW 29
Semantic MediaWiki from 2.5.0 before 7.3.1 contains a stored cross-site scripting vulnerability that allows users with page-edit rights to inject scripts via External identifier property values.
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00147 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority LOW 29
SemanticMediaWiki from 3.1.0 before 7.3.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the unescaped default parameter in JsonResultPrinter.
CVSS 4.0MEDIUM 5.3· Network · No auth · User interaction · EPSS 0.00174 · Published 2026-10-27 · Fixed in 7.3.1 CWE-79
Priority LOW 28
Special:Ask in Semantic MediaWiki before 4.0.2 allows Reflected XSS.
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00422 · Published 2023-12-10 · Fixed in 4.0.2 CWE-79
Priority LOW 27
Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages.
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.0033 · Published 2026-09-18 · Fixed in 7.2.0 CWE-79
Priority LOW 27
Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages.
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00283 · Published 2026-09-18 · Fixed in 7.2.0 CWE-79
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