CVE-2026-116881
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, jquery.autocomplete.js concatenates the raw PValueLookup API value into HTML via container.html(), altering the dropdown and potentially executing script.
Published:Oct 27, 2026
Last Modified:Oct 27, 2026
EPS:Oct 27, 2026
EPSS Score:
CVSS Score:6.1
Affected Products
Vendor
Product
Action
Vendor
Semantic-mediawiki
Product
Semantic Mediawiki
Semantic-mediawiki
Semantic Mediawiki
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
