CVE-2021-42358— Contact Form With Captcha <= 1.6.2 Cross-Site Request Forgery to Reflected Cross-Site Scripting
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I. Basic Information for CVE-2021-42358
Vulnerability Information
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Vulnerability Title
Contact Form With Captcha <= 1.6.2 Cross-Site Request Forgery to Reflected Cross-Site Scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨站请求伪造(CSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress 插件 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 WordPress 插件 Contact Form With Captcha 1.6.2及其之前版本存在跨站请求伪造漏洞，该漏洞源于在提交联系人表单时~ cfwc-form.php文件中缺少nonce验证，插件容易受到跨站请求伪造的攻击，这使得攻击者可利用该漏洞有可能注入任意的web脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Contact Form With Captcha | Contact Form With Captcha | 1.6.2 ~ 1.6.2 | - |
II. Public POCs for CVE-2021-42358
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://wordfence.com/vulnerability-advisories/#CVE-2021-42358x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-42358
IV. Related Vulnerabilities
Same weakness: CWE-352
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Anomify AI <= 0.3.6 - Cross-Site Request Forgery - CVE-2026-6395
Word 2 Cash <= 0.9.2 - Cross-Site Request Forgeryto Stored C - CVE-2026-6400
Child Height Predictor by Ostheimer <= 1.3 - Cross-Site Requ
V. Comments for CVE-2021-42358
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