CVE-2022-27238: bigbluebutton

csirt@kutim:~/threat-intel/cve/CVE-2022-27238

CVSS 5.4 · Medium EPSS 0,45%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada bigbluebutton. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

BigBlueButton version 2.4.7 (or earlier) is vulnerable to stored Cross-Site Scripting (XSS) in the private chat functionality. A threat actor could inject JavaScript payload in his/her username. The payload gets executed in the browser of the victim each time the attacker sends a private message to the victim or when notification about the attacker leaving room is displayed.

Rincian

Terbit di NVD: 24 Juni 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 5.4 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,45% peluang dieksploitasi; lebih tinggi dari 37,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
bigbluebutton	bigbluebutton	Semua versi hingga 2.4.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.mgm-sp.com/en/cve-2022-27238-bigbluebutton-xss/ advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.