CVE-2012-4377
6.1
MEDIUM
CVSS 3.1
EPSS 1.00%
Description
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary web script or HTML via a File: link to a nonexistent image.
How to fix CVE-2012-4377
To remediate CVE-2012-4377, upgrade the affected package to a fixed version below.
- Debian/mediawiki—upgrade to 1:1.19.2-1 or later
Is CVE-2012-4377 being exploited?
Low — EPSS is 1.0%, 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 |