CVE-2021-28121

Virtual Robots.txt before 1.10 does not block HTML tags in the robots.txt field...

CVE-2021-28121

CVE-2021-28121 affects the WordPress plugin Virtual Robots.txt (versions before 1.10). The root cause is lack of sanitization in the robots.txt field, allowing HTML tags to be stored and later reflected, with indications of authenticated stored XSS in public disclosures (e.g., WPEX/WPVulndb entri...