CVE-2021-42042

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-42042
An issue was discovered in SpecialEditGrowthConfig in the GrowthExperiments extension in MediaWiki through 1.36.2. The growthexperiments-edit-config-error-invalid-title MediaWiki message was not being properly sanitized and allowed for the injection and execution of HTML and JavaScript.

4.8 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.7 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.5 /10

CVSS v2.0 : LOW

V2 Legend

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://gerrit.wikimedia.org/r/q/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f Patch Vendor Advisory
https://phabricator.wikimedia.org/T290692 Issue Tracking Patch Vendor Advisory
https://gerrit.wikimedia.org/r/q/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f Patch Vendor Advisory
https://phabricator.wikimedia.org/T290692 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/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f - Patch, Vendor Advisory () https://gerrit.wikimedia.org/r/q/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f - Patch, Vendor Advisory
References () https://phabricator.wikimedia.org/T290692 - Issue Tracking, Patch, Vendor Advisory () https://phabricator.wikimedia.org/T290692 - Issue Tracking, Patch, Vendor Advisory

14 Oct 2021, 20:19

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 3.5
v3 : 4.8
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
References (MISC) https://gerrit.wikimedia.org/r/q/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f - (MISC) https://gerrit.wikimedia.org/r/q/Ibeb13d032ca044af53f6b2334e27b6b97b6f4e9f - Patch, Vendor Advisory
References (MISC) https://phabricator.wikimedia.org/T290692 - (MISC) https://phabricator.wikimedia.org/T290692 - Issue Tracking, Patch, Vendor Advisory
CWE CWE-79

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-2021-42042

Mitre link : CVE-2021-42042

CVE.ORG link : CVE-2021-42042

JSON object : View

Products Affected

mediawiki

  • mediawiki
CWE
CWE-79

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