CVE-2020-9008

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-02-25 · updated 2026-06-17
Weakness: CWE-79

Description

Stored Cross-site scripting (XSS) vulnerability in Blackboard Learn/PeopleTool v9.1 allows users to inject arbitrary web script via the Tile widget in the People Tool profile editor.

Affected products

Blackboard Learn: before 9.1; 9.1-q2_2017, 9.1-q2_2017_cumulative_update1, 9.1-q2_2017_cumulative_update2, 9.1-q2_2017_cumulative_update3, 9.1-q2_2017_cumulative_update4, 9.1-q2_2017_cumulative_update5 — fixed in 9.1

How to fix

Upgrade to a fixed version: Blackboard Learn 9.1. Check the vendor advisory for mitigations.

References

https://blackboard.com
https://github.com/kyletimmermans/blackboard-xss/blob/master/CVE-2020-9008.md
https://blackboard.com
https://github.com/kyletimmermans/blackboard-xss/blob/master/CVE-2020-9008.md

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