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CVE-2025-22224

9.3
CRITICALCVSS v3.1 Base Score
47.39%
MEDIUM RiskEPSS (98th percentile)
KEV

VMware ESXi, and Workstation contain a TOCTOU (Time-of-Check Time-of-Use) vulnerability that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host.

Published: 3/4/2025
Modified: 10/30/2025
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

VMware ESXi and Workstation TOCTOU Race Condition Vulnerability

Vendor / Product:

VMware ESXi and Workstation

Required Action:

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Due Date: 3/25/2025(OVERDUE)
Added to KEV:

3/4/2025

Notes:

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22224

Vulnerability Summary

CVSS v3 Score

9.3CRITICAL

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

EPSS Score (Exploitation Probability)

47.39%MEDIUM Exploitation Risk
98th percentile

This vulnerability has a 47.39% probability of being exploited in the next 30 days, ranking higher than 98% of all scored CVEs.

CWE Classification

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