CVE-2026-12158 Cross-site request forgery in RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login

High 8.8 Published Updated

Unauthenticated attackers can escalate privileges to administrator via CSRF by tricking admins into clicking a link, affecting RegistrationMagic plugin users.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-12158?

CVE-2026-12158 is a high-severity vulnerability in metagauss RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login, published on 1 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The RegistrationMagic – User Registration Forms Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.0.9.1. This is due to missing or incorrect nonce validation on the process_request function. This makes it possible for unauthenticated attackers to escalate the privileges of an arbitrary form submitter to administrator by creating a malicious Chronos automation task that is executed via WordPress cron via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Weakness: CWE-352

Which versions are affected by CVE-2026-12158?

How do I fix CVE-2026-12158?

No fix has been published for CVE-2026-12158 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-12158 being exploited?

There is no known exploitation of CVE-2026-12158 in the wild and no public exploit code.

Sources

Also known as GHSA-7p35-52fv-8jr6.

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