CVE-2026-11964
The User Registration & Membership WordPress plugin before 5.2.2 does not verify the authenticity of incoming payment-provider webhook noti
CVSS
9.1
Critical
EPSS
0.3%
p18
KEV
—
Exploit Today
5
0-100
Published: Jul 13, 2026 · Last modified: Jul 13, 2026
0.1%EPSS · 30 days0.3%
2026-07-132026-07-20
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.
No related CVEs by CWE or product.