CVE-2026-53739 — Yoast Duplicate Post [duplicate-post] <= 4.6 (unfixed)

CVE	Vulnerability	Type	Severity	Affected	Fixed in	Published	Status
CVE-2026-53739	Yoast Duplicate Post [duplicate-post] <= 4.6 (unfixed)	Cross-Site Request Forgery (CSRF)	Medium 4.3	< 4.6	4.6	2026-06-10	—

CVE-2026-53739

Yoast Duplicate Post through 4.6 contains a cross-site request forgery vulnerability in the duplicate_post_dismiss_notice handler, which verifies no nonce or capability. Attackers can trick any authenticated user into sending a request that sets the duplicate_post_show_notice site option, suppressing admin notices network-wide.

Source: CVE.org

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