CVE-2021-43129

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.

• https://community.brightspace.com/s/article/retirement-notice-disable-right-clickVendor Advisory
• https://github.com/Skotizo/CVE-2021-43129Exploit, Third Party Advisory
• https://www.d2l.com/learning-management-system-lms/Vendor Advisory
• https://community.brightspace.com/s/article/retirement-notice-disable-right-clickVendor Advisory
• https://github.com/Skotizo/CVE-2021-43129Exploit, Third Party Advisory
• https://www.d2l.com/learning-management-system-lms/Vendor Advisory

Published

Apr 19, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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