CVE-2026-93766

The Happyforms Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'happyformsclientreferer' parameter in all versions up to, and including, 1.38.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject...

CVE-2026-93766 Happyforms Pro <= 1.38.9 - Unauthenticated Stored Cross-Site Scripting via 'happyforms_client_referer' Parameter

The Happyforms Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'happyformsclientreferer' parameter in all versions up to, and including, 1.38.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject...

CVE-2026-93766

The Happyforms Pro plugin for WordPress (versions up to and including 1.38.9 ) is vulnerable to Unauthenticated Stored Cross-Site Scripting (XSS) . The root cause is insufficient input sanitization and output escaping involving the 'happyforms_client_referer' parameter. This flaw allows unauthent...

EUVD-2026-119151

The Happyforms Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'happyformsclientreferer' parameter in all versions up to, and including, 1.38.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject...

CVE-2026-93755 Happyforms Pro <= 1.38.9 - Unauthenticated Stored Cross-Site Scripting via Client-IP/X-Forwarded-For Header

The Happyforms plugin for WordPress is vulnerable to Stored Cross-Site Scripting via spoofable client IP headers in versions up to, and including, 1.38.9. This is due to the happyformsgetclientip function reading raw HTTPCLIENTIP and HTTPXFORWARDEDFOR request headers without any validation or...

CVE-2026-93755

The Happyforms Pro plugin for WordPress (versions up to and including 1.38.9 ) is vulnerable to Unauthenticated Stored Cross-Site Scripting (XSS) . The root cause is the happyforms_get_client_ip() function, which reads raw HTTP_CLIENT_IP and HTTP_X_FORWARDED_FOR request headers without sufficient...

PT-2026-139449

The Happyforms Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'happyforms client referer' parameter in all versions up to, and including, 1.38.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to injec...

WordPress Happyforms Pro plugin <= 1.38.9 - Unauthenticated Stored Cross-Site Scripting vulnerability

Unauthenticated Stored Cross-Site Scripting vulnerability discovered by Bao Le in WordPress Plugin Happyforms Pro versions = 1.38.9...

WordPress Happyforms Pro plugin <= 1.38.9 - Unauthenticated Stored Cross-Site Scripting vulnerability

Unauthenticated Stored Cross-Site Scripting vulnerability discovered by Bao Le in WordPress Plugin Happyforms Pro versions = 1.38.9...