---
title: "CVE-2026-40058: CrowdStrike Falcon - Local Privilege Escalation"
description: "CrowdStrike Falcon sensor for Windows (versions 7.34+, 7.32 LTS, 7.16 on Windows 7/2008 R2) contains an arbitrary file write vulnerability caused by Microsoft Office File Malicious Macro Removal policy enabled, letting unprivileged attackers escalate privileges locally, exploit requires the specific Windows policy enabled."
url: https://panop.io/threat-heartbeat/CVE-2026-40058/
---

# CVE-2026-40058 CrowdStrike Falcon - Local Privilege Escalation

CrowdStrike Falcon sensor for Windows (versions 7.34+, 7.32 LTS, 7.16 on Windows 7/2008 R2) contains an arbitrary file write vulnerability caused by Microsoft Office File Malicious Macro Removal policy enabled, letting unprivileged attackers escalate privileges locally, exploit requires the specific Windows policy enabled.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.08% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-40058)

## Details

Type

Local Privilege Escalation

Impact

File System Write, Privilege Escalation

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Published

15 September 2026

Updated

15 October 2026

Weakness

[CWE-367](https://cwe.mitre.org/data/definitions/367.html)

## Vendor fix

Update to the latest versions 7.34 and above, 7.32 LTS, or 7.16 for Windows 7/2008 R2 systems.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-40058](https://nvd.nist.gov/vuln/detail/CVE-2026-40058)
- [https://www.crowdstrike.com/en-us/security-advisories/cve-2026-40058/](https://www.crowdstrike.com/en-us/security-advisories/cve-2026-40058/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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