Vulnerability intelligence
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
CVSS Score
9.2
Critical
EPSS — Exploit Probability
0.4%
Riskier than 37% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
1 article across 1 outlet · first covered Jul 6, 2026 · latest Jul 6, 2026
Coverage timeline
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Critical BeyondTrust flaws let attackers bypass authenticationsecurityonline.info · Jul 6, 2026