Vulnerability Intelligence Report
Critical Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access
CVE-2026-40138
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
Authentication Bypass
No Active Exploit Signals
CVSS Base Score
9.2
CRITICAL
EPSS Probability:0.42%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-287 ↗CWE-287 Improper Authentication
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| BeyondTrust | Remote Support | 0 <= 25.3.2 (affected) |
| BeyondTrust | Privileged Remote Access | 0 <= 25.3.2 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | BeyondTrust Inc. · Vendor · USA |
| Reserved | 2026-04-09T18:36:13 |
| Published | 2026-07-06T16:12:42 |
| Last Updated | 2026-07-07T14:59:19 |
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