Vulnerability Details CVE-2026-116874
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. Attackers can lure victims to a crafted Special:Ask link with a zero-result query and request_type=special_page, executing JavaScript in the wiki origin to steal sessions or CSRF tokens.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 6.1%
CVSS Severity
CVSS v3 Score 6.1
References
Products affected by CVE-2026-116874
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.0
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.1
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.2
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.3
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.4
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.5
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.1.6
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.2.0
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.2.1
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.2.2
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:3.2.3
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:4.0.0
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:4.0.1
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:4.0.2
-
cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:4.1.0