CVE-2012-4377

Published: Oct 26, 2017Modified: May 13, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

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.

Affected (3)

Products: Mediawiki: Mediawiki

Mediawiki

1 product

Mediawiki

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Mediawiki Mediawiki	Up to 1.18.4
Mediawiki Mediawiki	Version 1.19.0
Mediawiki Mediawiki	Version 1.19.1

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (12)

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

Source: secalert@redhat.com

Mailing ListPatchThird Party Advisory

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

Source: secalert@redhat.com

Mailing ListPatchThird Party Advisory

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

Source: secalert@redhat.com

Issue TrackingThird Party Advisory

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

Source: secalert@redhat.com

Issue TrackingPatch

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

Source: secalert@redhat.com

PatchVendor Advisory

https://phabricator.wikimedia.org/T41700

Source: secalert@redhat.com

Mailing ListVendor Advisory

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