e-shot <= 1.0.2 - Missing Authorization to Authenticated (Subscriber+) Form Settings Modification via AJAX

5.3
Missing Authorization
CVE CVE-2026-3642
CVSS 5.3 (Medium)
Publicly Published April 14, 2026
Last Updated April 15, 2026
Researcher Poli - CMC Global

Description

The e-shot™ form builder plugin for WordPress is vulnerable to Missing Authorization in all versions up to and including 1.0.2. The eshot_form_builder_update_field_data() AJAX handler lacks any capability checks (current_user_can()) or nonce verification (check_ajax_referer()/wp_verify_nonce()). The function is registered via the wp_ajax_ hook, making it accessible to any authenticated user. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify form field configurations including mandatory status, field visibility, and form display preferences via the eshot_form_builder_update_field_data AJAX action.

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Vulnerability Details for e-shot

Software Type Plugin
Software Slug e-shot-form-builder (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
  • <= 1.0.2

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