{"id":"CVE-2026-81198","state":"PUBLISHED","title":"MasterStudy LMS < 3.7.46 - Instructor+ Cross-Course Curriculum Deletion and Tampering via IDOR","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.46 does not properly verify ownership of a curriculum object before acting on it, allowing authenticated users with the instructor role to delete or modify curriculum sections and materials belonging to courses owned by other instructors.","publishedAt":"2026-09-02T06:00:22.114Z","updatedAt":"2026-09-02T10:45:55.449Z","severity":{"score":3.8,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown MasterStudy LMS WordPress Plugin"],"affected":[{"vendor":"Unknown","product":"MasterStudy LMS WordPress Plugin","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.7.46","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/424b3a47-78fe-4c95-a317-c1deaf2b7b0c/"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/81xxx/CVE-2026-81198.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-81198","state":"PUBLISHED","datePublished":"2026-09-02T06:00:22.114Z","dateUpdated":"2026-09-02T10:45:55.449Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-08-26T16:31:36.115Z"},"containers":{"cna":{"title":"MasterStudy LMS < 3.7.46 - Instructor+ Cross-Course Curriculum Deletion and Tampering via IDOR","descriptions":[{"lang":"en","value":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.46 does not properly verify ownership of a curriculum object before acting on it, allowing authenticated users with the instructor role to delete or modify curriculum sections and materials belonging to courses owned by other instructors."}],"affected":[{"vendor":"Unknown","product":"MasterStudy LMS WordPress Plugin","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.7.46","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/424b3a47-78fe-4c95-a317-c1deaf2b7b0c/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-02T06:00:22.114Z"},"credits":[{"lang":"en","value":"Revanth Hari Narayana Matte","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":3.8,"attackVector":"NETWORK","baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"HIGH","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-81198","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-02T10:36:29.786210Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","type":"CWE","description":"CWE-639 Authorization Bypass Through User-Controlled Key"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-02T10:45:55.449Z"}}]}}}