CVE-2026-22204 wpDiscuz before 7.6.47 - Unsanitized Cookie Email Used as wp_mail() Recipient

wpDiscuz before 7.6.47 contains an email header injection vulnerability that allows attackers to manipulate mail recipients by injecting malicious data into the commentauthoremail cookie. Attackers can craft a malicious cookie value that, when processed through urldecode and passed to wpmail...

CVE-2026-22204

wpDiscuz prior to 7.6.47 has an email header injection due to unsanitized comment_author_email cookie. An attacker can craft a cookie value that, after urldecode() is processed by wp_mail(), injects headers or alters recipients. The exact impact and exploit status are not elaborated beyond the de...