CVE-2026-77793 RegistrationMagic CVE debrief

Who should care

Defenders responsible for WordPress installations using the RegistrationMagic plugin should assess exposure and verify the plugin version to ensure it is updated to 6.0.9.9 or later. WordPress administrators and security teams should also review server-side validation for paid registrations and monitor for unauthorized account creations.

Why it matters

Defenders should care about CVE-2026-77793 because it allows unauthenticated users to bypass paid registration validation, potentially leading to unauthorized account creation and financial loss. WordPress administrators and security teams should verify the plugin version and ensure server-side validation is in place.

• Potential unauthorized account creation
• Possible financial loss due to unpaid registrations
• Need for verification of plugin version and server-side validation

Technical summary

The RegistrationMagic WordPress plugin before 6.0.9.9 does not validate the total price of a paid registration server-side, allowing unauthenticated users to complete a paid registration without paying and obtain an activated account. This vulnerability affects WordPress installations using the RegistrationMagic plugin and allows for potential unauthorized account creation and financial loss due to unpaid registrations. Defenders should verify the plugin version and ensure server-side validation is in place.

Defensive priority

Defenders should prioritize verifying the version of the RegistrationMagic WordPress plugin and ensuring it is updated to 6.0.9.9 or later.

Recommended defensive actions

• Verify the version of the RegistrationMagic WordPress plugin and update to 6.0.9.9 or later
• Monitor for unauthorized account creations
• Review server-side validation for paid registrations

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description and CVSS score. The RegistrationMagic WordPress plugin before 6.0.9.9 does not validate the total price of a paid registration server-side, allowing unauthenticated users to complete a paid registration without paying and obtain an activated account. The official CVE Program record and NVD detail page offer source-provided CVE metadata and vulnerability assessment. However, the exact scope of 6

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.