CVE-2023-5135

Summary

CVE-2023-5135 is a stored Cross-Site Scripting (XSS) vulnerability affecting the Simple Cloudflare Turnstile plugin for WordPress. This issue, which exists in versions up to 1.23.1, stems from insufficient input sanitization and output escaping on user-supplied attributes in the 'gravity-simple-turnstile' shortcode. Consequently, authenticated attackers with contributor-level permissions or higher can inject malicious scripts, which execute when a user accesses an affected page.

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