{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16039","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","state":"PUBLISHED","assignerShortName":"WPScan","dateReserved":"2026-07-17T09:20:57.280Z","datePublished":"2026-08-07T06:00:13.440Z","dateUpdated":"2026-08-07T18:05:37.270Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","shortName":"WPScan","dateUpdated":"2026-08-07T06:00:13.440Z"},"title":"MStore API < 4.21.0 - Subscriber+ Order and Customer PII Disclosure via IDOR","problemTypes":[{"descriptions":[{"description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"affected":[{"vendor":"Unknown","product":"MStore API","versions":[{"status":"affected","versionType":"semver","version":"0","lessThan":"4.21.0"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The MStore API  WordPress plugin before 4.21.0 does not restrict its vendor-orders endpoint to the caller's own orders, allowing any authenticated user, including Subscribers, to read every WooCommerce order in the store together with each customer's personal information."}],"references":[{"url":"https://wpscan.com/vulnerability/85c6ff37-4761-420c-970f-05b2c50d3b28/","tags":["exploit","vdb-entry","technical-description"]}],"credits":[{"lang":"en","value":"Sai Praneeth Koti","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":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-07T18:05:09.328346Z","id":"CVE-2026-16039","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"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":"2026-08-07T18:05:37.270Z"}}]}}