CVE-2021-43129

MEDIUM

Desire2Learn/D2L Brightspace - Auth Bypass

Title source: llm
STIX 2.1

Description

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.

Exploits (1)

nomisec WRITEUP 2 stars
by Skotizo · poc
https://github.com/Skotizo/CVE-2021-43129

References (3)

Core 3
Core References
Vendor Advisory x_refsource_misc
https://www.d2l.com/learning-management-system-lms/
Exploit, Third Party Advisory x_refsource_misc
https://github.com/Skotizo/CVE-2021-43129

Scores

CVSS v3 6.5
EPSS 0.0485
EPSS Percentile 89.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Details

Status published
Products (1)
d2l/brightspace 20.21.7
Published Apr 19, 2022
Tracked Since Feb 18, 2026