CVE-2020-27602

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-74

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c037026021f47eb189d717Patch, Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7Release Notes, Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c037026021f47eb189d717Patch, Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7Release Notes, Third Party Advisory

Timeline

Published: Sep 29, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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