CVE-2026-77792: Unknown Registrationmagic

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The RegistrationMagic WordPress plugin before 6.0.9.9 does not escape a registration form field value before outputting it in an HTML attribute on an administrative page, allowing unauthenticated users to perform Stored Cross-Site Scripting attacks against high privilege users such as admin.

Affected products

• Unknown Registrationmagic: before 6.0.9.9 (fixed in 6.0.9.9)

Published 2026-09-02. Last modified 2026-09-03.