Vulnerability Details CVE-2021-36539
Instructure Canvas LMS didn't properly deny access to locked/unpublished files when the unprivileged user access the DocViewer based file preview URL (canvadoc_session_url).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 46.2%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2021-36539
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cpe:2.3:a:instructure:canvas_learning_management_service:2020-07-29