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Threat Database
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Threat Entry
Updated 2026-11-04
Simple CAPTCHA with Cloudflare Turnstile - Security Vulnerability (CVE-2026-93900)
The Simple CAPTCHA with Cloudflare Turnstile plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' attribute of the [gravity-simple-turnstile] shortcode in versions up to, and including, 1.44.3 This is due to insufficient input sanitization and output escaping on the shortcode attribute in the cfturnstile_gravity_shortcode() function: the value is filtered only by esc_html() and sanitize_text_field() (neither of which touches parentheses or dots) and then emitted via esc_js() in a raw JavaScript expression context outside any string literal (esc_js only escapes quotes, backslashes, and newlines). This makes it possible…
PLUGIN
Simple CAPTCHA with Cloudflare Turnstile
CVE-2026-93900
Risk Score
Threat Entry
Updated 2026-09-11
Simple CAPTCHA with Cloudflare Turnstile - Security Vulnerability (CVE-2026-85116)
The Simple CAPTCHA with Cloudflare Turnstile WordPress plugin from 1.2.2 before 1.42.3 runs the shortcode parser over the whole rendered Contact Form 7 form, including the values a visitor submitted, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.
PLUGIN
Simple CAPTCHA with Cloudflare Turnstile
CVE-2026-85116
Risk Score
Threat Entry
Updated 2026-08-26
Simple CAPTCHA with Cloudflare Turnstile - Security Vulnerability (CVE-2026-15239)
The Simple CAPTCHA with Cloudflare Turnstile WordPress plugin before 1.42.0 does not bind its Turnstile validation cache to the single-use challenge token in its Forminator integration, instead keying it to an attacker-controlled, reusable request value, allowing unauthenticated attackers to solve one challenge and then replay token-less form submissions for a short window, defeating the anti-abuse protection the plugin provides.
PLUGIN
Simple CAPTCHA with Cloudflare Turnstile
CVE-2026-15239
Risk Score