CVE-2021-4143

Cross-site Scripting (XSS) - Generic in GitHub repository bigbluebutton/bigbluebutton prior to 2.4.0.

CVSS v3.1

6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v3.0

8.1 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

EPSS

0.89% chance of exploitation in the next 30 days, 57th percentile

Published

2022-01-19

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://huntr.dev/bounties/e67603e6-8497-4ab6-b93a-02c26407d443

References

• CVE Record
• NVD entry

Related

• CVE-2021-41427
• CVE-2021-41432
• CVE-2021-41426
• CVE-2021-41456
• CVE-2021-41419
• CVE-2021-41458