CVE-2021-42043

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-42043
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.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 Patch Vendor Advisory
https://phabricator.wikimedia.org/T291600 Issue Tracking Patch Vendor Advisory
https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 Patch Vendor Advisory
https://phabricator.wikimedia.org/T291600 Issue Tracking Patch Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:27

Type Values Removed Values Added
References () https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 - Patch, Vendor Advisory () https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 - Patch, Vendor Advisory
References () https://phabricator.wikimedia.org/T291600 - Issue Tracking, Patch, Vendor Advisory () https://phabricator.wikimedia.org/T291600 - Issue Tracking, Patch, Vendor Advisory

14 Oct 2021, 20:19

Type Values Removed Values Added
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
CWE CWE-79
References (MISC) https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 - (MISC) https://gerrit.wikimedia.org/r/q/If64eb5842237c92290d07ebc3fe14710d9de3fc2 - Patch, Vendor Advisory
References (MISC) https://phabricator.wikimedia.org/T291600 - (MISC) https://phabricator.wikimedia.org/T291600 - Issue Tracking, Patch, Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 6.1

06 Oct 2021, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-06 21:15

Updated : 2024-11-21 06:27

NVD link : CVE-2021-42043

Mitre link : CVE-2021-42043

CVE.ORG link : CVE-2021-42043

JSON object : View

Products Affected

mediawiki

  • mediawiki
CWE
CWE-79

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