Easy Registration Forms <= 2.1.1 Cross-Site Request Forgery to Stored Cross-Site Scripting
CVE-2021-39353

8.8HIGH

Key Information:

Vendor

WordPress
Status
Easy Registration Forms
Vendor
CVE Published:
19 November 2021

What is CVE-2021-39353?

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.

Affected Version(s)

Easy Registration Forms 2.1.1

References

https://www.wordfence.com/vulnerability-advisories/#CVE-2...
x_refsource_MISC
https://plugins.trac.wordpress.org/browser/easy-registrat...
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thinkland Security Team
.