CVE-2020-27610
CVSS v3
7.5
HIGH
EPSS Score
1.2 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
The installation procedure in BigBlueButton before 2.2.28 (or earlier) exposes certain network services to external interfaces, and does not automatically set up a firewall configuration to block external access.
Technical details
- Published
- 2020-10-21
Frequently asked questions
What is CVE-2020-27610?
The installation procedure in BigBlueButton before 2.2.28 (or earlier) exposes certain network services to external interfaces, and does not automatically set up a firewall configuration to block external access.
Is CVE-2020-27610 actively exploited?
Active exploitation of CVE-2020-27610 has not been confirmed. Its EPSS score was 1.2% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-27610?
CVE-2020-27610 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2020-27610 affecting your environment?
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