Simple Cloudflare Turnstile Vulnerabilities

The Simple CAPTCHA Alternative with Cloudflare Turnstile plugin for WordPress is vulnerable to broken authorization in all versions up to, and including, 1.38.0. This makes it possible for unauthenticated attackers to use one successful Turnstile submission for multiple checks

CVSS:

5.3

Affected:

up to 1.38.0

Fixed in:

1.38.1

Disclosed:

May 8, 2026

CVE-2026-40799 on NVD →

The Simple Cloudflare Turnstile plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'gravity-simple-turnstile' shortcode in versions up to, and including, 1.23.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers w...

CVSS:

6.4

Affected:

up to 1.23.1

Fixed in:

1.23.2

Disclosed:

Sep 22, 2023

CVE-2023-5135 on NVD →