CVE-2021-42358
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- 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
- 0.60% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- contact form with captcha project/contact form with captcha
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/browser/contact-form-with-captcha/trunk/cfwc-form.php#L17Third Party Advisory
- https://wordfence.com/vulnerability-advisories/#CVE-2021-42358Third Party Advisory
- https://plugins.trac.wordpress.org/browser/contact-form-with-captcha/trunk/cfwc-form.php#L17Third Party Advisory
- https://wordfence.com/vulnerability-advisories/#CVE-2021-42358Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.