CVE-2021-4073

RegistrationMagic <= 5.0.1.7 Authentication Bypass

Published Dec 14, 2021 CVSS 3.1 · 9.8 Critical EPSS 6.8% KEV · Not listed
Description
The RegistrationMagic WordPress plugin made it possible for unauthenticated users to log in as any site user, including administrators, if they knew a valid username on the site due to missing identity validation in the social login function social_login_using_email() of the plugin. This affects versions equal to, and less than, 5.0.1.7.

Remediation

Vendor Solution

Update to version 5.0.1.8, or newer.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-33966 The RegistrationMagic WordPress plugin made it possible for unauthenticated users to log in as any site user, including administrators, if they knew a valid username on the site due to missing identity validation in the social login function social_login_using_email() of the plugin. This affects versions equal to, and less than, 5.0.1.7.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Feb 14, 2025, 5:48 PM
Reserved
Dec 6, 2021, 12:00 AM
Status
Modified
Published
Dec 14, 2021, 4:15 PM
Modified
Jun 17, 2026, 4:18 AM