{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-81026", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-08-26T15:19:45.263Z", "datePublished": "2026-08-29T06:00:23.592Z", "dateUpdated": "2026-08-29T06:00:23.592Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-08-29T06:00:23.592Z"}, "title": "MasterStudy LMS < 3.7.40 - Unauthenticated Payment Bypass via PayPal IPN", "problemTypes": [{"descriptions": [{"description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "MasterStudy LMS WordPress Plugin", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "3.7.40"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.40 does not verify the amount, receiver, currency or status of a payment notification before marking the corresponding order completed, allowing unauthenticated users to complete full-price orders and gain access to paid content by paying only a token amount."}], "references": [{"url": "https://wpscan.com/vulnerability/6677b55c-5d51-4849-ac67-849a500aefe2/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Abdullah Kareem", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "MasterStudy LMS WordPress Plugin", "vendor": "Unknown", "versions": [{"lessThan": "3.7.40", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "contact@wpscan.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.40 does not verify the amount, receiver, currency or status of a payment notification before marking the corresponding order completed, allowing unauthenticated users to complete full-price orders and gain access to paid content by paying only a token amount."}], "id": "CVE-2026-81026", "lastModified": "2026-08-29T06:17:55.990", "metrics": {}, "published": "2026-08-29T06:17:55.990", "references": [{"source": "contact@wpscan.com", "url": "https://wpscan.com/vulnerability/6677b55c-5d51-4849-ac67-849a500aefe2/"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Received"}

{}

{"created": "2026-08-29T08:45:03.823890+00:00", "updated": "2026-08-29T08:45:03.823896+00:00", "vendors": [], "weaknesses": ["CWE-285"]}