CVE-2021-43129

6.5 mediumEPSS 1.7%

Medium (6.5) in d2l brightspace. EPSS 1.7% chance of exploitation in the next 30 days.

A bypass exists for Desire2Learn/D2L Brightspace’s “Disable Right Click” option in the quizzing feature, which allows a quiz-taker to access print and copy functionality via the browser’s right click menu even when “Disable Right Click” is enabled on the quiz.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
Published: 2022-04-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

d2l:brightspace

References

https://community.brightspace.com/s/article/retirement-notice-disable-right-click
https://github.com/Skotizo/CVE-2021-43129
https://www.d2l.com/learning-management-system-lms/
https://community.brightspace.com/s/article/retirement-notice-disable-right-click
https://github.com/Skotizo/CVE-2021-43129

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