Improper Authentication in Remote Support and Privileged Remote Access (PRA) - CVE-2026-40139
Published: July 7, 2026
Vulnerability identifier: #VU136965
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-40139
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: BeyondTrust
Affected software:
Remote Support
Privileged Remote Access (PRA)
Remote Support
Privileged Remote Access (PRA)
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to improper processing of authentication requests. A remote attacker can bypass access controls and gain unauthorized access to the appliance.
How to mitigate CVE-2026-40139
Install updates from vendor's website.