What’s Vulnerable › Vulnerabilities

CVE-2021-20746

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-28 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• Hector Cabrera WordPress Popular Posts: through 5.3.2

References

• https://cabrerahector.com/
• https://cabrerahector.com/wordpress/wordpress-popular-posts-5-3-improved-php-8-support-retina-display-support-and-more/#minor-updates-and-hotfixes
• https://jvn.jp/en/jp/JVN63066062/index.html
• https://wordpress.org/plugins/wordpress-popular-posts/
• https://cabrerahector.com/
• https://cabrerahector.com/wordpress/wordpress-popular-posts-5-3-improved-php-8-support-retina-display-support-and-more/#minor-updates-and-hotfixes
• https://jvn.jp/en/jp/JVN63066062/index.html
• https://wordpress.org/plugins/wordpress-popular-posts/

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