# CVE-2026-40145: Control protections bypass in BeyondTrust Endpoint Privilege Management (Windows deployment) support utility

> Attackers can bypass tamper protection controls in the BeyondTrust Endpoint Privilege Management support utility on Windows.

- **Severity:** High 7.1 (`CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Aug 2026
- **Updated:** 17 Aug 2026
- **Also known as:** GHSA-3m9q-37cm-v3j6

## What is CVE-2026-40145?

CVE-2026-40145 is a high-severity vulnerability in BeyondTrust Endpoint Privilege Management (Windows deployment), published on 17 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability exists in the interaction between a Endpoint Privilege Management (Windows Deployment) support utility and the agent's tamper protection controls. Under certain conditions, the protections applied to the utility process may not be enforced as intended.

Weakness: CWE-1220 (Insufficient Granularity of Access Control)

## Which versions are affected by CVE-2026-40145?


## How do I fix CVE-2026-40145?

No fix has been published for CVE-2026-40145 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-40145 being exploited?

There is no known exploitation of CVE-2026-40145 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-40145 and fix it if it is affected.

What it is: CVE-2026-40145 is a high-severity vulnerability in BeyondTrust Endpoint Privilege Management (Windows deployment), published on 17 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-40145 in the wild and no public exploit code.

Affected product: BeyondTrust Endpoint Privilege Management (Windows deployment). No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-40145/ (Markdown: https://insights.sbomify.com/CVE-2026-40145/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-40145
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-40145
- OSV: https://osv.dev/vulnerability/CVE-2026-40145

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-40145/
Summaries are generated and may contain mistakes; the official description above is the record.