CVE-2026-40140
High-Severity Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access
Vexday Risk Score
18Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS —KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
06 Jul 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N