[CVE-2026-40139] A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Re…

Descripción técnica

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support. Improper processing of authentication requests may allow an unauthenticated remote attacker to bypass access controls and gain unauthorized access to the appliance, including accounts with elevated privileges. Exploitation requires a specific authentication configuration to be enabled.

Puntuación CVSS

Score: 9.8/10 — Severidad: CRITICAL — Estado NIST: Analyzed

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Productos afectados

Privileged remote access, Remote support — Beyondtrust

Debilidades (CWE)

CWE-287

Fuente oficial

Publicado en NIST NVD.