CVE-2026-46351

Katalog CVE

CVSS 8.1 · High EPSS 0,46%

Kerentanan Use of Insufficiently Random Values. Skor CVSS 3.1 8.1 (High) menurut github.com.

Deskripsi (NVD)

BigBlueButton is an open-source virtual classroom. Prior to 3.0.21, bbb-web generated conference sessionToken values with insufficiently secure randomness in bbb-common-web/src/main/java/org/bigbluebutton/api/Util.java and bigbluebutton-web/grails-app/controllers/org/bigbluebutton/web/controllers/ApiController.groovy, allowing a session user to predict other users' conference session tokens and impersonate them. This issue is fixed in version 3.0.21.

Rincian

Terbit di NVD

16 Juli 2026

Terakhir diubah

17 Juli 2026

Status NVD

Deferred

CVSS 3.1

8.1 (High), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-330: Use of Insufficiently Random Values

EPSS (30 hari)

0,46% peluang dieksploitasi; lebih tinggi dari 38,3% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/bigbluebutton/bigbluebutton/commit/8457886c248aeba5597ee8749267602d6d117e98
• https://github.com/bigbluebutton/bigbluebutton/releases/tag/v3.0.21
• https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-7959-pf2v-xc4h