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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.72% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- easyregistrationforms/easy registration forms
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/browser/easy-registration-forms/tags/2.1.1/includes/class-form.php#L256Third Party Advisory
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39353Third Party Advisory
- https://plugins.trac.wordpress.org/browser/easy-registration-forms/tags/2.1.1/includes/class-form.php#L256Third Party Advisory
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39353Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.