Security Advisory

CVE-2026-40140

7.5
HIGH

Vulnerability Description

BeyondTrust Remote Support and Privileged Remote Access contain a high-severity pre-authentication vulnerability in the network communication subsystem. Insufficient validation of client-supplied input may allow an unauthenticated remote attacker to trigger a denial-of-service condition affecting appliance availability.
Published Date July 6, 2026
Official Source NIST NVD Advisory