CVE-2020-29043

PoC —

CVSS 3.1

7.5 high

EPSS

1%p72

Published

Nov 26, 2020 (Nov 26, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in BigBlueButton through 2.2.29. When at attacker is able to view an account_activations/edit?token= URI, the attacker can create an approved user account associated with an email address that has an arbitrary domain name.

Vendors: bigbluebutton
Products: bigbluebutton
Weakness: CWE-200
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.5%)

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