# CVE-2026-40144: BeyondTrust Endpoint Privilege Management memory corruption in kernel component

Source: https://junglewise.ai/threats/cve-2026-40144-beyondtrust-endpoint-privilege-management-memory-corruption-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-17. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-40144 · Severity: info · Published 2026-08-17

BeyondTrust Endpoint Privilege Management is a Windows security tool that manages and monitors privileged user access. A memory corruption vulnerability in its kernel-mode component could allow a local attacker to crash the system or potentially execute code with elevated privileges, disrupting endpoint protection and security policy enforcement.

Vendors: [BeyondTrust](https://junglewise.ai/threats/vendors/beyondtrust).

## Quick answers

**Is CVE-2026-40144 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-40144 being exploited in the wild.

**How severe is CVE-2026-40144?** Informational severity, published 17 August 2026.

**Which products and versions are affected?** BeyondTrust Endpoint Privilege Management prior to 26.1.2.

**Is there a fix for CVE-2026-40144?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-40144 attacked?** It is attacked with local access.

**Am I affected by CVE-2026-40144?** Check whether you run BeyondTrust Endpoint Privilege Management at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A memory-corruption vulnerability exists in a kernel-mode component of BeyondTrust Endpoint Privilege Management on Windows. The flaw is caused by insufficient validation of input processed by the component, resulting in out-of-bounds memory access. The vulnerability affects versions prior to 26.1.2 and requires local access to trigger. An attacker with local system access could exploit this to cause a denial of service or potentially achieve code execution at kernel privilege level. A fix is available in version 26.1.2 and later.

## Affected products

- BeyondTrust Endpoint Privilege Management prior to 26.1.2

## Timeline

- 2026-08-17: disclosed

## References

- [https://www.beyondtrust.com/trust-center/security-advisories/bt26-04](https://www.beyondtrust.com/trust-center/security-advisories/bt26-04)

## Related threats

- [BeyondTrust Endpoint Privilege Management tamper protection bypass](https://junglewise.ai/threats/cve-2026-40145-beyondtrust-endpoint-privilege-management-tamper-protection)