CVE-2015-2941
EPSS 0.28%
Description
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.
How to fix CVE-2015-2941
To remediate CVE-2015-2941, upgrade the affected package to a fixed version below.
- Debian/mediawiki—upgrade to 1:1.19.20+dfsg-2.3 or later
Is CVE-2015-2941 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.19.20+dfsg-2.3