High severity7.5NVD Advisory· Published Jul 6, 2026· Updated Jul 7, 2026
CVE-2026-40140
CVE-2026-40140
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.
Affected products
4(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*range: <25.3.3
- cpe:2.3:a:beyondtrust:privileged_remote_access:*:*:*:*:*:*:*:*Range: <25.3.3
Patches
Vulnerability mechanics
References
1- www.beyondtrust.com/trust-center/security-advisories/bt26-03nvdVendor Advisory
News mentions
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