Abandoned Contact Form 7 <= 2.2 - Missing Authorization to Unauthenticated Arbitrary Post Deletion via 'recover_id' Parameter

5.3
Missing Authorization
CVE CVE-2026-9187
CVSS 5.3 (Medium)
Publicly Published June 15, 2026
Last Updated June 16, 2026
Researcher g0wthr

Description

The Abandoned Contact Form 7 plugin for WordPress is vulnerable to unauthorized arbitrary post deletion in versions up to, and including, 2.2. This is due to a missing capability check and missing nonce validation in the action__remove_abandoned() function, which is registered to both the wp_ajax_remove_abandoned and wp_ajax_nopriv_remove_abandoned hooks. The handler takes a user-supplied recover_id parameter from $_POST and passes it directly to wp_delete_post() with the force-delete flag set to true, without verifying that the ID belongs to the plugin's own cf7af_data post type. This makes it possible for unauthenticated attackers to permanently delete arbitrary posts, pages, or other content on the affected site by sending a single admin-ajax.

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Vulnerability Details for Abandoned Contact Form 7

Software Type Plugin
Software Slug abandoned-contact-form-7 (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 2.2

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