CVE-2012-4377

medium

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.

References

Advisories
More

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330

http://www.openwall.com/lists/oss-security/2012/08/31/6

http://www.openwall.com/lists/oss-security/2012/08/31/10

https://phabricator.wikimedia.org/T41700

https://lists.wikimedia.org/pipermail/mediawiki-announce/2012-August/000119.html

https://bugzilla.redhat.com/show_bug.cgi?id=853409

Details

Source: Mitre, NVD

Published: 2017-10-26

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N