What is GHSA-6f2x-47pc-8mpq?

GHSA-6f2x-47pc-8mpq is a security advisory published by GitHub Security Advisories with Critical severity. The User Registration \u0026 Membership WordPress plugin before 5.2.2 does not verify the...

Which CVE IDs does GHSA-6f2x-47pc-8mpq cover?

GHSA-6f2x-47pc-8mpq covers the following CVE IDs: CVE-2026-11964. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6f2x-47pc-8mpq?

GHSA-6f2x-47pc-8mpq has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-6f2x-47pc-8mpqCriticalCVSS 9.1

The User Registration & Membership WordPress plugin before 5.2.2 does not verify the...

Vendor

GitHub Security Advisories

Published

July 13, 2026

Last Modified

July 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-11964 →

📋 Description

The User Registration & Membership WordPress plugin before 5.2.2 does not verify the authenticity of incoming payment-provider webhook notifications before acting on them, allowing unauthenticated attackers to forge a payment-approved event and activate a paid membership subscription without completing a real payment.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-11964
https://wpscan.com/vulnerability/faf55649-8f76-4abf-a6b9-0d0774e22d29
https://github.com/advisories/GHSA-6f2x-47pc-8mpq