WID-SEC-W-2026-0488

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

BigBlueButton: Schwachstelle ermöglicht Darstellen falscher Informationen

view advisory published 2026-02-23

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in BigBlueButton ausnutzen, um Benutzer auf beliebige, nicht vertrauenswürdige externe Websites umzuleiten.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-27736US——
BigBlueButton is an open-source virtual classroom. In versions on the 3.x branch prior to 3.0.20, the string received with errorRedirectUrl lacks validation, using it directly in t…
02

references

External citations — patches, advisories, analysis.

scry

Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.

Free scan