What is CVE-2020-27642?

CVE-2020-27642 is a medium-severity vulnerability in Bigbluebutton Greenlight, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-10-22.

How severe is CVE-2020-27642?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Bigbluebutton Greenlight

CVE-2020-27642

A cross-site scripting (XSS) vulnerability exists in the 'merge account' functionality in admins.js in BigBlueButton Greenlight 2.7.6.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (53.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Bigbluebutton Greenlight — versions 2.7.6
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-27642?: CVE-2020-27642 is a medium-severity vulnerability in Bigbluebutton Greenlight, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-10-22.
How severe is CVE-2020-27642?: Medium severity. CVSS v3 base score is 6.1 out of 10.