CVE-2026-116881

Semantic MediaWiki versions 3.0.0 before 7.3.1 are vulnerable to a cross-site scripting (XSS) vulnerability. The root cause is the unescaped rendering of malicious semantic property values in autocomplete suggestions. Specifically, when a user opens the property-value autocomplete with an empty q...

CVE-2026-116881 Semantic MediaWiki 3.0.0 before 7.3.1 XSS via Property-Value Autocomplete

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. When another user opens the property-value autocomplete with an empty query...

CVE-2026-116882

Semantic MediaWiki versions 4.2.0 through 7.3.1 are vulnerable to a stored cross-site scripting (XSS) vulnerability. Authenticated profile or schema editors can inject HTML by storing malicious markup in FacetedSearch exploration-link labels . The root cause is that the ExploreListBuilder::buildH...

CVE-2026-116880

Semantic MediaWiki versions 3.0.0 through 7.3.1 are vulnerable to a Cross-Site Request Forgery (CSRF) flaw within the Special:SMWAdmin component. The root cause is the software overwriting the wpEditToken with a newly generated valid token. An attacker can trick an authenticated smw-admin user in...

CVE-2026-116880 Semantic MediaWiki 3.0.0 before 7.3.1 CSRF via Special:SMWAdmin Maintenance Actions

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. Attackers can lure an authenticated smw-admin user to a malicious page that triggers schema setup,...

CVE-2026-116880 Semantic MediaWiki 3.0.0 before 7.3.1 CSRF via Special:SMWAdmin Maintenance Actions

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. Attackers can lure an authenticated smw-admin user to a malicious page that triggers schema setup,...

CVE-2026-116880 Semantic MediaWiki 3.0.0 before 7.3.1 CSRF via Special:SMWAdmin Maintenance Actions

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. Attackers can lure an authenticated smw-admin user to a malicious page that triggers schema setup,...

EUVD-2026-110708

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. Attackers can lure an authenticated smw-admin user to a malicious page that triggers schema setup,...

EUVD-2026-110707

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. Attackers can supply a serialized subject parameter for a restricted page to trigger forced...

CVE-2026-116879 Semantic MediaWiki 7.3.0 before 7.3.1 Missing Authorization via smwtask Update Task

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. Attackers can supply a serialized subject parameter for a restricted page to trigger forced...

CVE-2026-116879 Semantic MediaWiki 7.3.0 before 7.3.1 Missing Authorization via smwtask Update Task

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. Attackers can supply a serialized subject parameter for a restricted page to trigger forced...

CVE-2026-116879

Semantic MediaWiki versions 7.3.0 before 7.3.1 are vulnerable to a missing authorization vulnerability in the smwtask update task . This flaw allows users with edit rights to force semantic updates on arbitrary pages by supplying a serialized subject parameter for a restricted page. Consequences ...

CVE-2026-116878 Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via Special:PropertyLabelSimilarity

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:PropertyLabelSimilarity. Attackers can send repeated requests with limit=0 to bypass the SQL...

EUVD-2026-110705

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. Attackers can save pages using setrecurringevent without an end date to generate...

CVE-2026-116877

Semantic MediaWiki versions 2.5.0 before 7.3.1 are vulnerable to an uncontrolled resource consumption vulnerability. Low-privilege editors can bypass the smwgMaxNumRecurringEvents restriction by providing a large limit parameter when using the #set_recurring_event function. By saving pages withou...

CVE-2026-116878

Semantic MediaWiki versions 2.5.0 through 7.3.1 are vulnerable to an uncontrolled resource consumption vulnerability (CWE-400) via the Special:PropertyLabelSimilarity functionality. An anonymous attacker can trigger quadratic computation by providing a limit=0 parameter, which bypasses the SQL LI...

CVE-2026-116877 Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via #set_recurring_event

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. Attackers can save pages using setrecurringevent without an end date to generate...

EUVD-2026-110706

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:PropertyLabelSimilarity. Attackers can send repeated requests with limit=0 to bypass the SQL...

CVE-2026-116878 Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via Special:PropertyLabelSimilarity

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:PropertyLabelSimilarity. Attackers can send repeated requests with limit=0 to bypass the SQL...

CVE-2026-116877 Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via #set_recurring_event

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. Attackers can save pages using setrecurringevent without an end date to generate...