Easy Registration Forms <= 2.1.1 - Cross-Site Request Forgery to Stored Cross-Site Scripting

Cross-Site Request Forgery (CSRF)
CVE CVE-2021-39353
CVSS 8.8 (High)
Publicly Published November 18, 2021
Last Updated January 22, 2024
Researcher Thinkland Security Team


The Easy Registration Forms WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the ajax_add_form function found in the ~/includes/class-form.php file which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 2.1.1.



1 affected software package

Software Type Plugin
Software Slug easy-registration-forms (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
  • <= 2.1.1

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