{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16038","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","state":"PUBLISHED","assignerShortName":"WPScan","dateReserved":"2026-07-17T09:20:54.757Z","datePublished":"2026-08-07T06:00:13.250Z","dateUpdated":"2026-08-07T18:06:42.205Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","shortName":"WPScan","dateUpdated":"2026-08-07T06:00:13.250Z"},"title":"MStore API < 4.21.0 - Unauthenticated Payment Bypass via Multiple Payment Gateways","problemTypes":[{"descriptions":[{"description":"CWE-862 Missing Authorization","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 verify the payment with the payment gateway before marking an order as paid on several of its payment-completion endpoints, allowing an unauthenticated attacker to mark an arbitrary order fully paid without paying and obtain goods or services for free."}],"references":[{"url":"https://wpscan.com/vulnerability/6321d247-39c7-43a6-a528-202e1118a5d5/","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-862","lang":"en","description":"CWE-862 Missing Authorization"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-07T18:06:16.466932Z","id":"CVE-2026-16038","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-07T18:06:42.205Z"}}]}}