CVE-2026-66674

WordPress Simple Cloudflare Turnstile plugin <= 1.42.1 - Captcha Bypass vulnerability

State: Published
Severity: 5.6 Medium
Published: Sep 10, 2026
Updated: Sep 10, 2026
Reserved: Jul 27, 2026

Description

Unauthenticated Bypass Vulnerability in Simple Cloudflare Turnstile <= 1.42.1 versions.

Scores

CVSS	Score	Vector	Source
3.1	5.6 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L	Patchstack

Weaknesses

CWE-290 Authentication Bypass by Spoofing

Affected Products

Product	Versions
Simple Cloudflare TurnstileElliot Sowers/ RelyWP	1.42.1 and earlierAffectedfrom 1.42.3Not affected

References

https://patchstack.com/database/wordpress/plugin/simple-cloudflare-turnstile/vulnerability/wordpress-simple-cloudflare-turnstile-plugin-1-42-1-captcha-bypass-vulnerability?_s_id=cvevdb-entry

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.