# CVE-2026-49764: RegistrationMagic authentication bypass in WordPress plugin

Source: https://junglewise.ai/threats/cve-2026-49764-registrationmagic-authentication-bypass-in-wordpress-plugin  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-15. Updated: 2026-06-15  
License: CC BY 4.0 with a link back

CVE-2026-49764 · Severity: critical · CVSS 9.8 · Published 2026-06-15

RegistrationMagic, a popular WordPress plugin used for creating custom registration forms and managing user submissions, contains a critical security flaw. This vulnerability allows an unauthenticated attacker to bypass security checks and potentially gain full administrative access to the website. Such an exploit could lead to complete site takeover, data theft, or the installation of malicious software.

Technologies: [Metagauss RegistrationMagic](https://junglewise.ai/threats/technologies/registrationmagic). Vendors: [Metagauss](https://junglewise.ai/threats/vendors/metagauss).

## Quick answers

**Is CVE-2026-49764 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-49764 being exploited in the wild.

**How severe is CVE-2026-49764?** Critical severity, with a CVSS score of 9.8, published 15 June 2026.

**Which products and versions are affected?** Metagauss RegistrationMagic <= 6.0.8.6.

**Is there a fix for CVE-2026-49764?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-49764 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-49764?** Check whether you run Metagauss RegistrationMagic at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

RegistrationMagic (versions 6.0.8.6 and below) is vulnerable to an authentication bypass (CWE-288) via an alternate path or channel. The flaw allows an unauthenticated remote attacker to bypass standard authentication mechanisms, potentially gaining the privileges of high-level users, including administrators. The vulnerability is reportedly related to specific endpoints, including those used for legacy PayPal IPN payment flows. An attacker can exploit this over the network without any user interaction. A patch is available in version 6.0.8.7.

## Affected products

- Metagauss RegistrationMagic <= 6.0.8.6

## Timeline

- 2026-04-30: other: Reported by James Paremain
- 2026-06-04: advisory: Patchstack advisory published
- 2026-06-15: disclosed: NVD publication date

## References

- [https://patchstack.com/database/wordpress/plugin/custom-registration-form-builder-with-submission-manager/vulnerability/wordpress-registrationmagic-plugin-6-0-8-6-broken-authentication-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/custom-registration-form-builder-with-submission-manager/vulnerability/wordpress-registrationmagic-plugin-6-0-8-6-broken-authentication-vulnerability?_s_id=cve)

## Related threats

- [RegistrationMagic WordPress plugin IDOR in submission editing](https://junglewise.ai/threats/cve-2026-15257-registrationmagic-wordpress-plugin-idor-in-submission-editing)
- [RegistrationMagic IDOR in front-end form submissions](https://junglewise.ai/threats/cve-2026-15255-registrationmagic-idor-in-front-end-form-submissions)
- [Metagauss RegistrationMagic CSRF privilege escalation](https://junglewise.ai/threats/cve-2026-12158-metagauss-registrationmagic-csrf-privilege-escalation)
- [RegistrationMagic WordPress plugin authentication bypass in PayPal IPN handler](https://junglewise.ai/threats/cve-2026-9242-registrationmagic-wordpress-plugin-authentication-bypass-in-paypal)