High severity · published Dec 21, 2020
CVE-2020-35626
An issue was discovered in the PushToWatch extension for MediaWiki through 1.35.1
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
An issue was discovered in the PushToWatch extension for MediaWiki through 1.35.1. The primary form did not implement an anti-CSRF token and therefore was completely vulnerable to CSRF attacks against onSkinAddFooterLinks in PushToWatch.php.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% 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-2020-35626
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35626
Patch
https://gerrit.wikimedia.org/r/q/14dc79b1f44c2a1ca6b1192284206c7b8626fb57
Third Party Advisory
https://phabricator.wikimedia.org/T268641
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