CVE-2026-40138
An attacker can exploit multiple vulnerabilities in BeyondTrust Privileged Remote Access and BeyondTrust Remote Support to conduct a denial of service attack, gain elevated privileges, bypass security measures, and disclose confidential information.
CSIRTS triage
- What
- Multiple vulnerabilities exist in BeyondTrust products.
- Who is affected
- Users of BeyondTrust products.
- Urgency
- Remediation is important as the severity is unknown and exploitation is possible.
- Action
- Apply patches or updates for BeyondTrust products as they become available.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.42% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 34% of all EPSS-scored CVEs.
Advisory coverage (4)
- unknownNCSC-2026-0223 [1.00] [M/H] Vulnerabilities fixed in BeyondTrust Remote Support and Privileged Remote Accessncsc-nl · 2026-07-10
- high[NEW] [high] BeyondTrust Privileged Remote Access and Remote Support: Multiple vulnerabilitiescert-bund · 2026-07-08
- unknownBeyondTrust Products Multiple Vulnerabilitieshkcert · 2026-07-08
- highCVE-2026-40138: A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTr…nvd · 2026-07-06
External references
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[](https://www.csirts.com/cve/CVE-2026-40138)