CVE-2025-61602: bigbluebutton

csirt@kutim:~/threat-intel/cve/CVE-2025-61602

CVSS 7.5 · High EPSS 0,39%

Kerentanan Improper Check or Handling of Exceptional Conditions pada bigbluebutton. Skor CVSS 3.1 7.5 (High) menurut github.com.

Deskripsi (NVD)

BigBlueButton is an open-source virtual classroom. A denial-of-service (DoS) vulnerability in versions prior to 3.0.13 allows any authenticated user to crash the chat functionality for all participants in a meeting by sending a malformed `reactionEmojiId` in the GraphQL mutation `chatSendMessageReaction`. Version 3.0.13 contains a patch. No known workarounds are available.

Rincian

Terbit di NVD: 9 Oktober 2025
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 7.5 (High), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-703: Improper Check or Handling of Exceptional Conditions
EPSS (30 hari): 0,39% peluang dieksploitasi; lebih tinggi dari 31,5% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
bigbluebutton	bigbluebutton	Semua versi sebelum 3.0.13

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-45j2-m26c-3pcm exploit · advisory vendor
https://github.com/bigbluebutton/bigbluebutton/pull/23651 issue tracking · patch

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.