CVE-2026-77607
Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages. Prior to version 7.2.0, `sep` was inserted verbatim into HTML cell joins. This made it possible to inject HTML through the separator value. Version 7.2.0 fixes the issue.
Published:Sep 18, 2026
Last Modified:Sep 21, 2026
EPS:Sep 18, 2026
EPSS Score:0.00155
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
