CVE-2021-36746: Blackboard Learn

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

Blackboard Learn through 9.1 allows XSS by an authenticated user via the Assignment Instructions HTML editor.

Affected products

• Blackboard Blackboard Learn: up to and including 9.1

Published 2021-07-20. Last modified 2026-06-17.