WordPress security changelog
HIGH CVE-2026-77792 Deferred

RegistrationMagic permits unauthenticated stored cross-site scripting against administrators

RegistrationMagic before 6.0.9.9 outputs an unauthenticated registration-field value inside an HTML attribute on an administration page without adequate escaping. A visitor can store script that executes in the browser of a high-privilege user who opens that page.

CVE / CNA score 7.5 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
RegistrationMagic
Plugin slug
custom-registration-form-builder-with-submission-manager
Affected
< 6.0.9.9
Safe version
6.0.9.9
Published
Sep 02, 2026
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Sep 02, 2026 and is one of 41 known issues for this plugin.

Update, patch or deactivate.

Update to RegistrationMagic 6.0.9.9 or later, remove malicious registration values, and invalidate privileged sessions if affected administration pages were viewed.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

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.

CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary and upstream sources