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Vulnerability intelligence

CVE-2026-40139

CWE-287

A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support. Improper processing of authentication requests may allow an unauthenticated remote 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
0.7%
Riskier than 49% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
NVD entry PoC / advisory

1 article across 1 outlet · first covered Jul 6, 2026 · latest Jul 6, 2026

Coverage timeline