CVE-2021-4390

Summary

CVE-2021-4390 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the Contact Form 7 Style plugin for WordPress. Versions up to and including 3.2 are susceptible to this issue. The root cause is insufficient nonce validation on the manage_wp_posts_be_qe_save_post() function. Attackers can exploit this flaw by crafting malicious requests and tricking administrators into executing them, enabling unauthenticated users to modify templates through quick edit functionality.

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