Medium severity · published Jun 28, 2021
CVE-2021-20746
Cross-site scripting vulnerability in WordPress Popular Posts 5.3.2 and earlier allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors
5.4
CVSS
1.4%
EPSS
No
On KEV
Description
Cross-site scripting vulnerability in WordPress Popular Posts 5.3.2 and earlier allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WP
WordPress Popular Posts · Hector Cabrera
5.3.2 and earlier · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20746
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20746
Vendor Advisory
https://cabrerahector.com/
Vendor Advisory
https://cabrerahector.com/wordpress/wordpress-popular-posts-5-3-improved-php-8-support-retina-display-support-and-more/#minor-updates-and-hotfixes
Third Party Advisory
https://jvn.jp/en/jp/JVN63066062/index.html
Product
https://wordpress.org/plugins/wordpress-popular-posts/
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