{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-87966","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","state":"PUBLISHED","assignerShortName":"WPScan","dateReserved":"2026-09-09T17:46:45.657Z","datePublished":"2026-09-18T06:00:15.556Z","dateUpdated":"2026-09-18T11:09:27.511Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","shortName":"WPScan","dateUpdated":"2026-09-18T06:00:15.556Z"},"title":"Easy Appointments 4.0 - 4.0.2.1 - Unauthenticated Arbitrary Appointment Modification and Deletion via IDOR","problemTypes":[{"descriptions":[{"description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"affected":[{"vendor":"Unknown","product":"Easy Appointments","versions":[{"status":"affected","versionType":"semver","version":"4.0","lessThan":"4.0.2.2"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The Easy Appointments WordPress plugin before 4.0.2.2 does not perform an ownership or authorization check on its unauthenticated appointment-reservation endpoint before updating an existing appointment identified by a request-supplied id, allowing unauthenticated attackers to overwrite, and through a follow-on cleanup delete, arbitrary appointments."}],"references":[{"url":"https://wpscan.com/vulnerability/e2e625f4-c146-4622-b439-3179c4484613/","tags":["exploit","vdb-entry","technical-description"]}],"credits":[{"lang":"en","value":"blast","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-639","lang":"en","description":"CWE-639 Authorization Bypass Through User-Controlled Key"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-18T11:02:32.954621Z","id":"CVE-2026-87966","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-18T11:09:27.511Z"}}]}}