{"id":"CVE-2026-109564","summary":"LearnHouse before 1.4.0 Missing Authorization via Playground Duplicate Endpoint","details":"LearnHouse before 1.4.0 contains a missing authorization vulnerability in POST /api/v1/playgrounds/{uuid}/duplicate that skips the read-access and draft checks enforced by get_playground. Authenticated users with playground creation rights, such as Instructors, who know a RESTRICTED or unpublished playground UUID can copy its html_content and republish it publicly.","modified":"2026-10-15T02:31:14.852760515Z","published":"2026-10-12T20:55:17.509Z","database_specific":{"cwe_ids":["CWE-862"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109564.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109564.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109564"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/learnhouse-before-1.4.0-missing-authorization-via-playground-duplicate-endpoint"},{"type":"FIX","url":"https://github.com/learnhouse/learnhouse/commit/9a1319185a596ea9b40651dbfd96f05195c0be37"},{"type":"FIX","url":"https://github.com/learnhouse/learnhouse/pull/1120"},{"type":"PACKAGE","url":"https://github.com/learnhouse/learnhouse"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/learnhouse/learnhouse","events":[{"introduced":"0"},{"fixed":"87ae562b063e51af3d6f5d6049664394974c7d5a"},{"fixed":"9a1319185a596ea9b40651dbfd96f05195c0be37"}],"database_specific":{"source":["DESCRIPTION","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"1.4.0"}]}}],"versions":["1.0.0","cli-1.3.2","cli-1.3.1","cli-1.3.0","cli-v1.1.0","cli-v1.0.1","cli-v1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-109564.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"}]}