---
id: CVE-2026-77826
title: >-
  The RegistrationMagic  WordPress plugin before 6.0.9.9 does not verify which
  application a Facebook access token was issued to before accepting it as proof
  of identity, allowing unauthenticated attackers to log in as an existing user
  who…
summary: >-
  The RegistrationMagic  WordPress plugin before 6.0.9.9 does not verify which
  application a Facebook access token was issued to before accepting it as proof
  of identity, allowing unauthenticated attackers to log in as an existing user
  who…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-287
published: '2026-09-05'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T19:09:21.310'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-77826'
references:
  - url: 'https://wpscan.com/vulnerability/b79a83e8-d7b0-4aa8-b2ba-37a7eecd437b/'
    label: contact@wpscan.com
tags:
  - nvd
epss: 0.00408
epssPercentile: 0.32239
ingestedAt: '2026-09-06T03:49:19.807Z'
---

## Overview

The RegistrationMagic  WordPress plugin before 6.0.9.9 does not verify which application a Facebook access token was issued to before accepting it as proof of identity, allowing unauthenticated attackers to log in as an existing user whose token they can obtain, or to create and log into a new account even when user registration is disabled.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.