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TI-2021-18774 Aliases CVE-2021-42358GHSA-3286-68f5-pqwv

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

Priority MEDIUM 41CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00625 50th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Contact Form With CaptchaContact Form With Captcha1.6.2 – 1.6.2—No fix listedCNA
  • Contact Form With Captcha VendorContact Form With Captcha Affected 1.6.2 – 1.6.2 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:contact_form_with_captcha_project:contact_form_with_captcha:*:*:*:*:*:wordpress:*:*up to 1.6.2VulnerableContact Form With Captcha Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42358
  2. 2026-10-03 Alias added: GHSA-3286-68f5-pqwv
  3. 2026-11-03 EPSS moved to the 50th–90th percentile

References

Sources