CVE-2026-40138: BeyondTrust Privileged Remote Access

High severity, CVSS 8.1. EPSS: 0.5% chance of exploitation in the next 30 days.

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support and Privileged Remote Access. Improper validation of authentication data may allow a network-positioned 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

Affected products

• BeyondTrust Privileged Remote Access: before 25.3.3 (fixed in 25.3.3)
• BeyondTrust Remote Support: before 25.3.3 (fixed in 25.3.3)

Published 2026-07-06. Last modified 2026-07-07.