{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86405","assignerOrgId":"ca940d4e-fea4-4aa2-9a58-591a58b1ce21","state":"PUBLISHED","assignerShortName":"TR-CERT","dateReserved":"2026-09-07T11:25:25.549Z","datePublished":"2026-10-09T12:52:43.902Z","dateUpdated":"2026-10-12T22:54:01.843Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ca940d4e-fea4-4aa2-9a58-591a58b1ce21","shortName":"TR-CERT","dateUpdated":"2026-10-09T12:52:43.902Z"},"title":"Payment Validation Bypass in Sipay Electronic Money's SanalPos PrestaShop","datePublic":"2026-10-09T12:47:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-347","description":"CWE-347 Improper verification of cryptographic signature","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-475","descriptions":[{"lang":"en","value":"CAPEC-475 Signature Spoofing by Improper Validation"}]}],"affected":[{"vendor":"Sipay Electronic Money and Payment Services Inc.","product":"PrestaShop Virtual POS Module","versions":[{"status":"affected","version":"26.8.1","lessThan":"26.9.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc. PrestaShop Virtual POS Module allows Signature Spoofing by Improper Validation.\n\nThis issue affects PrestaShop Virtual POS Module: from 26.8.1 before 26.9.1.","supportingMedia":[{"type":"text/html","base64":false,"value":"Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc. PrestaShop Virtual POS Module allows Signature Spoofing by Improper Validation.<p>This issue affects PrestaShop Virtual POS Module: from 26.8.1 before 26.9.1.</p>"}]}],"references":[{"url":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1287","tags":["government-resource"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"credits":[{"lang":"en","value":"Yasin SUER","type":"finder"}],"source":{"defect":["TR-26-1287"],"advisory":"TR-26-1287","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-86405","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-12T22:48:31.496815Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-12T22:54:01.843Z"}}]}}