CVE-2021-42043

Published: Oct 6, 2021Modified: Nov 21, 2024

6.1

Vector

CVSS:3.1/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

An issue was discovered in Special:MediaSearch in the MediaSearch extension in MediaWiki through 1.36.2. The suggestion text (a parameter to mediasearch-did-you-mean) was not being properly sanitized and allowed for the injection and execution of HTML and JavaScript via the intitle: search operator within the query.

Affected (1)

Products: Mediawiki: Mediawiki

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mediawiki Mediawiki	Up to 1.36.2

Related CWEs

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 (4)

https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2

Source: cve@mitre.org

PatchVendor Advisory

https://phabricator.wikimedia.org/T291600

Source: cve@mitre.org

Issue TrackingPatchVendor Advisory

https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

https://phabricator.wikimedia.org/T291600

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPatchVendor Advisory

Timeline

No history available yet.