CVE-2026-22204 — Comments – wpDiscuz [wpdiscuz] < 7.6.47

CVE	Vulnerability	Type	Severity	Affected	Fixed in	Published	Status
CVE-2026-22204	Comments – wpDiscuz [wpdiscuz] < 7.6.47	Improper Input Validation	Medium 5.3	< 7.6.47	7.6.47	2026-03-13	—

CVE-2026-22204

wpDiscuz before 7.6.47 contains an email header injection vulnerability that allows attackers to manipulate mail recipients by injecting malicious data into the comment_author_email cookie. Attackers can craft a malicious cookie value that, when processed through urldecode() and passed to wp_mail() functions, enables header injection to alter email recipients or inject additional headers.

Source: CVE.org

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