CVE-2022-31065

Katalog CVE

CVSS 6.1 · Medium EPSS 0,77%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada bigbluebutton. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

BigBlueButton is an open source web conferencing system. In affected versions an attacker can embed malicious JS in their username and have it executed on the victim's client. When a user receives a private chat from the attacker (whose username contains malicious JavaScript), the script gets executed. Additionally when the victim receives a notification that the attacker has left the session. This issue has been patched in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.

Rincian

Terbit di NVD

27 Juni 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/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)

0,77% peluang dieksploitasi; lebih tinggi dari 54,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/bigbluebutton/bigbluebutton/pull/15087 patch · advisory pihak ketiga
• https://github.com/bigbluebutton/bigbluebutton/pull/15090 patch · advisory pihak ketiga
• https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-8m2p-7qv3-qff7 patch · advisory pihak ketiga