{"id":"CVE-2021-36539","state":"PUBLISHED","title":"Instructure Canvas LMS didn't properly deny access to locked/unpublished files when the unprivileged user access the DocViewer based file preview URL (canvadoc_session_url).","description":"Instructure Canvas LMS didn't properly deny access to locked/unpublished files when the unprivileged user access the DocViewer based file preview URL (canvadoc_session_url).","publishedAt":"2023-01-26T00:00:00.000Z","updatedAt":"2024-08-04T00:54:51.500Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/instructure/canvas-lms/issues/1905","https://github.com/gaukas/instructure-canvas-file-oracle"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:44.655Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/36xxx/CVE-2021-36539.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-36539","state":"PUBLISHED","datePublished":"2023-01-26T00:00:00.000Z","dateUpdated":"2024-08-04T00:54:51.500Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-07-12T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Instructure Canvas LMS didn't properly deny access to locked/unpublished files when the unprivileged user access the DocViewer based file preview URL (canvadoc_session_url)."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/instructure/canvas-lms/issues/1905"},{"url":"https://github.com/gaukas/instructure-canvas-file-oracle"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2023-01-31T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/instructure/canvas-lms/issues/1905","tags":["x_transferred"]},{"url":"https://github.com/gaukas/instructure-canvas-file-oracle","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T00:54:51.500Z"}}]}}}