CVE-2020-28954

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CVSS 3.1

5.3 medium

EPSS

1%p68

Published

Nov 19, 2020 (Nov 19, 2020)

Modified

Jun 17, 2026

Description

web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.

Vendors: bigbluebutton
Products: bigbluebutton
Weakness: CWE-116
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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