CVE-2024-34500
An issue was discovered in the UnlinkedWikibase extension in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. XSS can occur through an interface message. Error messages (in the $err var) are not escaped before being passed to Html::rawElement() in the getError() function in the Hooks class.
Published:May 5, 2024
Last Modified:Nov 4, 2025
EPS:May 5, 2024
EPSS Score:0.00299
CVSS Score:6.1
Affected Products
Vendor
Product
Action
Vendor
Fedoraproject
Product
Fedora
Fedoraproject
Fedora
Vendor
Mediawiki
Product
Mediawiki
Mediawiki
Mediawiki
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
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
