CVE-2021-39353 - CVE House
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Status published High CVE-2021-39353

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

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Thinkland Security Team

Affected Vendor

Easy Registration Forms

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Affected Software

Easy Registration Forms
Vulnerable Versions:
2.1.1

Timeline

Official Publish: November 19th, 2021
Last Modified: February 14th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)