CVE-2012-4377

MEDIUM

MediaWiki < 1.18.5 and 1.19.x < 1.19.2 - Cross-Site Scripting via File Link to Nonexistent Image

Title source: llm

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 (6)

Core 6

Core References

Issue Tracking, Patch x_refsource_confirm

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

Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist

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

Patch, Vendor Advisory mailing-list x_refsource_mlist

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

Mailing List, Vendor Advisory x_refsource_confirm

https://phabricator.wikimedia.org/T41700

Issue Tracking, Third Party Advisory x_refsource_misc

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

Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist

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

Scores

CVSS v3 6.1

EPSS 0.0100

EPSS Percentile 77.2%

Attack Vector NETWORK

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

Details

CWE

CWE-79

Status published

Products (3)

mediawiki/mediawiki 1.19.0

mediawiki/mediawiki 1.19.1

mediawiki/mediawiki < 1.18.4

Published Oct 26, 2017

Tracked Since Feb 18, 2026