8.7High
CVE-2026-40140High-Severity Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access
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.
Weakness (CWE):
CWE-400
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| BeyondTrust | Privileged Remote Access | ≤ 25.3.2 | |
| BeyondTrust | Remote Support | ≤ 25.3.2 |
References and patches
CPE matches (NVD) (2)
cpe:2.3:a:beyondtrust:privileged_remote_access:*:*:*:*:*:*:*:*< 25.3.3cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*< 25.3.3