CVE-2021-42048

An issue was discovered in the Growth extension in MediaWiki through 1.36.2. Any admin can add arbitrary JavaScript code to the Newcomer home page footer, which can be executed by viewers with zero edits.
Configurations

Configuration 1 (hide)

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

History

30 Sep 2022, 16:42

Type Values Removed Values Added
First Time Mediawiki mediawiki
Mediawiki
CWE CWE-79
References (MISC) https://gerrit.wikimedia.org/r/q/Iaa90a8976834d70caad592e9d1b18510318db537 - (MISC) https://gerrit.wikimedia.org/r/q/Iaa90a8976834d70caad592e9d1b18510318db537 - Patch, Vendor Advisory
References (MISC) https://phabricator.wikimedia.org/T289064 - (MISC) https://phabricator.wikimedia.org/T289064 - Patch, Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 4.8
CPE cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*

29 Sep 2022, 17:15

Type Values Removed Values Added
New CVE

Information

Published : 2022-09-29 03:15

Updated : 2023-12-10 14:35


NVD link : CVE-2021-42048

Mitre link : CVE-2021-42048

CVE.ORG link : CVE-2021-42048


JSON object : View

Products Affected

mediawiki

  • mediawiki
CWE
CWE-79

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