CVE-2020-27609

Name: CVE-2020-27609
Creator: NVD / NIST
Published: 2020-10-21T15:15:27.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2020-27609 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. BigBlueButton through 2.2.28 records a video meeting despite the deactivation of video recording in the user interface. This may result in data storage beyond what is authorized for a specific meeting topic or participant.. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

BigBlueButton through 2.2.28 records a video meeting despite the deactivation of video recording in the user interface. This may result in data storage beyond what is authorized for a specific meeting topic or participant.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.78%

51.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Bigbluebutton	Bigbluebutton	<= 2.2.28

References

https://docs.bigbluebutton.org/admin/privacy.htmlNot Applicable
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.htmlExploit, Third Party Advisory
https://docs.bigbluebutton.org/admin/privacy.htmlNot Applicable
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.htmlExploit, Third Party Advisory

Timeline

Published: Oct 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27609?

How severe is CVE-2020-27609?

CVE-2020-27609 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27609?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-27609?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST