{"id":"CVE-2026-11964","title":"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 e…","summary":"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 e…","severity":"none","published":"2026-07-13","updated":"2026-07-13","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-11964","references":[{"url":"https://wpscan.com/vulnerability/faf55649-8f76-4abf-a6b9-0d0774e22d29/","label":"contact@wpscan.com"}],"tags":["nvd"],"ingestedAt":"2026-07-13T07:25:22.692Z","epss":0.00454,"epssPercentile":0.38772,"slug":"CVE-2026-11964","body":"## Overview\n\nThe 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}