CVE-2012-4378
6.1
MEDIUM
CVSS 3.1
EPSS 0.51%
Description
Multiple cross-site scripting (XSS) vulnerabilities in MediaWiki before 1.18.5 and 1.19.x before 1.19.2, when unspecified JavaScript gadgets are used, allow remote attackers to inject arbitrary web script or HTML via the userlang parameter to w/index.php.
How to fix CVE-2012-4378
To remediate CVE-2012-4378, upgrade the affected package to a fixed version below.
- Debian/mediawiki—upgrade to 1:1.19.2-1 or later
Is CVE-2012-4378 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.19.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |