{"id":"CVE-2026-18234","state":"PUBLISHED","title":"MStore API < 4.21.1 - Subscriber+ Arbitrary Order Payment Bypass via Wallet","description":"The MStore API  WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not deduct the wallet balance for most payment methods, allowing any authenticated user, including Subscribers, to mark arbitrary orders as paid without any payment being taken.","publishedAt":"2026-08-29T06:00:20.085Z","updatedAt":"2026-08-30T00:56:52.716Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown MStore API"],"affected":[{"vendor":"Unknown","product":"MStore API","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.21.1","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/1dc31c4e-9687-4056-a93e-9509c5a88828/"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18234.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18234","state":"PUBLISHED","datePublished":"2026-08-29T06:00:20.085Z","dateUpdated":"2026-08-30T00:56:52.716Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-07-29T12:20:21.389Z"},"containers":{"cna":{"title":"MStore API < 4.21.1 - Subscriber+ Arbitrary Order Payment Bypass via Wallet","descriptions":[{"lang":"en","value":"The MStore API  WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not deduct the wallet balance for most payment methods, allowing any authenticated user, including Subscribers, to mark arbitrary orders as paid without any payment being taken."}],"affected":[{"vendor":"Unknown","product":"MStore API","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.21.1","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/1dc31c4e-9687-4056-a93e-9509c5a88828/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-08-29T06:00:20.085Z"},"credits":[{"lang":"en","value":"Erwan LR (WPScan)","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","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:N/I:H/A:N","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-18234","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-08-30T00:52:59.701062Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","type":"CWE","description":"CWE-862 Missing Authorization"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-30T00:56:52.716Z"}}]}}}