CVE-2021-39353

HIGH

Easy Registration Forms <= 2.1.1 - Cross-Site Request Forgery via ajax_add_form Function

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 8.8
EPSS 0.0070
EPSS Percentile 48.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-352
Status published
Products (1)
easyregistrationforms/easy_registration_forms < 2.1.1
Published Nov 19, 2021
Tracked Since Feb 18, 2026