High severity · published Dec 21, 2020
CVE-2020-35625
An issue was discovered in the Widgets extension for MediaWiki through 1.35.1
8.8
CVSS
1%
EPSS
No
On KEV
Description
An issue was discovered in the Widgets extension for MediaWiki through 1.35.1. Any user with the ability to edit pages within the Widgets namespace could call any static function within any class (defined within PHP or MediaWiki) via a crafted HTML comment, related to a Smarty template. For example, a person in the Widget Editors group could use \MediaWiki\Shell\Shell::command within a comment.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Mediawiki · Mediawiki
through 1.35.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-35625
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35625
Third Party Advisory
https://gerrit.wikimedia.org/r/q/Ic899a8b15bc510e61cdacb5c024af2d226a2dbeb
Third Party Advisory
https://phabricator.wikimedia.org/T269718
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