Threat intelligence

User Registration & Membership <= 5.2.1 - Unauthenticated PayPal Bypass to Membership Activation

CVE-2026-11964 · user-registration

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run User Registration at a vulnerable version. How SiteRespond intelligence works

Vulnerability: User Registration & Membership <= 5.2.1 - Unauthenticated PayPal Bypass to Membership Activation
Affected software: user-registration(Plugin)
Affected versions: ≤ 5.2.1
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-11964
Published: 22 June 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory cfa6bc4b-7fc8-40c7-bfca-18410f6cd615). Methodology and redistribution notes

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