Vulnerability · Published Nov 19, 2021 · Assigned by Wordfence
CVE-2021-39353Easy Registration Forms <= 2.1.1 Cross-Site Request Forgery to Stored Cross-Site Scripting
High 8.8
In plain English
A high-severity cross-site request forgery in Easy Registration Forms from Easy Registration Forms. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 54% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.7%top 45.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Easy Registration Forms | Easy Registration Forms | 2.1.1 – through 2.1.1 |
Weakness: CWE-352 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H