CVE-2026-73378

An unauthenticated Cross-Site Scripting (XSS) vulnerability exists in the WordPress "Contact Form by Supsystic" plugin versions below 1.10.0, allowing remote attackers to inject malicious scripts that execute in users' browsers. CVSS 3.1 scores it HIGH (7.1). Upgrade to version 1.10.0 or later. N...

CVE-2025-52753 WordPress Contact Form by Supsystic plugin <= 1.7.36 - Cross Site Scripting (XSS) vulnerability

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in supsystic Contact Form by Supsystic contact-form-by-supsystic allows Reflected XSS.This issue affects Contact Form by Supsystic: from n/a through = 1.7.36...

CVE-2024-48046

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in supsystic Contact Form by Supsystic contact-form-by-supsystic allows Stored XSS.This issue affects Contact Form by Supsystic: from n/a through = 1.7.28...

Contact Form by Supsystic < 1.7.20 - Admin+ Stored Cross-Site Scripting

The plugin does not sanitise and escape fields label, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfilteredhtml is disallowed Create/edit a field in a form, and put the following payload in the label:...