// For flags

CVE-2021-42358

Contact Form With Captcha <= 1.6.2 Cross-Site Request Forgery to Reflected Cross-Site Scripting

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

The Contact Form With Captcha WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation in the ~/cfwc-form.php file during contact form submission, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 1.6.2.

El plugin Contact Form With Captcha de WordPress es vulnerable a un ataque de tipo Cross-Site Request Forgery debido a una falta de comprobación de nonce en el archivo ~/cfwc-form.php durante el envío del formulario de contacto, que permite a atacantes inyectar scripts web arbitrarios en versiones hasta 1.6.2 incluyéndola

The Contact Form With Captcha WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation in the ~/cfwc-form.php file during contact form submission, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 1.6.7.

*Credits: Yuga Futatsuki, Cryptography Laboratory in Tokyo Denki University
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2021-10-14 CVE Reserved
  • 2021-11-29 CVE Published
  • 2024-12-17 EPSS Updated
  • 2025-02-13 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-352: Cross-Site Request Forgery (CSRF)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Contact Form With Captcha Project
Search vendor "Contact Form With Captcha Project"
 Contact Form With Captcha
Search vendor "Contact Form With Captcha Project" for product "Contact Form With Captcha"
 <= 1.6.2
Search vendor "Contact Form With Captcha Project" for product "Contact Form With Captcha" and version " <= 1.6.2"
wordpress
Affected