{"id":"CVE-2026-88847","aliases":["EUVD-2026-85804","GHSA-rfcv-fvw7-7w4h"],"status":"published","title":"MasterStudy LMS \u003c 3.7.50 - Subscriber+ Lesson Completion Record Creation","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00148,"percentile":0.04036,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-09-24T06:00:18Z","modified":"2026-09-24T14:42:02Z","products":[{"vendor":"unknown","product":"masterstudy lms wordpress plugin"}],"references":[{"url":"https://wpscan.com/vulnerability/c42e9b3a-5a0d-4e16-b18a-4184c09bcb5a/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88847"},{"url":"https://wpscan.com/vulnerability/c42e9b3a-5a0d-4e16-b18a-4184c09bcb5a"},{"url":"https://github.com/advisories/GHSA-rfcv-fvw7-7w4h"}],"sources":{"cve":[{"id":"CVE-2026-88847","title":"MasterStudy LMS \u003c 3.7.50 - Subscriber+ Lesson Completion Record Creation","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to.","status":"published","published":"2026-09-24T06:00:18.553Z","modified":"2026-09-24T10:41:54.895Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-85804","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to.","status":"published","published":"2026-09-24T06:00:18Z","modified":"2026-09-24T10:41:54Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:59.820483Z"}],"ghsa":[{"id":"GHSA-rfcv-fvw7-7w4h","title":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user...","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to.","status":"published","published":"2026-09-24T06:31:16Z","modified":"2026-09-24T12:32:25Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:12:22.2852Z"}],"nvd":[{"id":"CVE-2026-88847","description":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to.","status":"published","published":"2026-09-24T06:17:03.533Z","modified":"2026-09-24T14:42:02.707Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:51.036099Z"}]}}