{"id":"CVE-2026-88849","state":"PUBLISHED","title":"MasterStudy LMS 3.7.13 - 3.7.54 - Instructor+ Arbitrary User Display Name Update via Student Enrollment","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.55 does not verify that a user targeted through its student-enrolment feature has any relationship to the requesting instructor, allowing users with the Instructor role to overwrite the first name, last name and public display name of any registered user on the site, including administrators, enabling impersonation and phishing.","publishedAt":"2026-10-22T06:00:18.654Z","updatedAt":"2026-10-22T11:06:28.498Z","severity":{"score":2.7,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown MasterStudy LMS WordPress Plugin"],"affected":[{"vendor":"Unknown","product":"MasterStudy LMS WordPress Plugin","defaultStatus":"unaffected","versions":[{"version":"3.7.13","status":"affected","lessThan":"3.7.55","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/fa3df78f-d12f-4f10-8ed4-5e295123141b/"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/88xxx/CVE-2026-88849.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-88849","state":"PUBLISHED","datePublished":"2026-10-22T06:00:18.654Z","dateUpdated":"2026-10-22T11:06:28.498Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-10T09:58:56.913Z"},"containers":{"cna":{"title":"MasterStudy LMS 3.7.13 - 3.7.54 - Instructor+ Arbitrary User Display Name Update via Student Enrollment","descriptions":[{"lang":"en","value":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.55 does not verify that a user targeted through its student-enrolment feature has any relationship to the requesting instructor, allowing users with the Instructor role to overwrite the first name, last name and public display name of any registered user on the site, including administrators, enabling impersonation and phishing."}],"affected":[{"vendor":"Unknown","product":"MasterStudy LMS WordPress Plugin","defaultStatus":"unaffected","versions":[{"version":"3.7.13","status":"affected","lessThan":"3.7.55","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/fa3df78f-d12f-4f10-8ed4-5e295123141b/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-863 Incorrect Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-10-22T06:00:18.654Z"},"credits":[{"lang":"en","value":"Arman Kumar","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":2.7,"attackVector":"NETWORK","baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"HIGH","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-88849","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-22T10:56:52.512675Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","type":"CWE","description":"CWE-863 Incorrect Authorization"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-22T11:06:28.498Z"}}]}}}