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CVE-2025-22224

HIGHCVSS 8.2/10Actively ExploitedEPSS 1.52%

Last modified

CVE-2025-22224 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. 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.. CISA has confirmed active exploitation in the wild. EPSS estimates a 1.52% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
8.2/10

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

EPSS Probability
1.52%

71.5th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .

Weakness Enumeration

Affected Software

VendorProductVersions
VmwareEsxi7.0
VmwareEsxi8.0
VmwareCloud FoundationAll versions
VmwareTelco Cloud Infrastructure2.2
VmwareTelco Cloud Infrastructure2.5
VmwareTelco Cloud Infrastructure2.7
VmwareTelco Cloud Infrastructure3.0
VmwareTelco Cloud Platform2.0
VmwareTelco Cloud Platform2.5
VmwareTelco Cloud Platform2.7
VmwareTelco Cloud Platform3.0
VmwareTelco Cloud Platform4.0
VmwareTelco Cloud Platform4.0.1
VmwareTelco Cloud Platform5.0
VmwareWorkstation>= 17.0, < 17.6.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-22224?
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.
How severe is CVE-2025-22224?
CVE-2025-22224 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 1.52% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.
How do I fix CVE-2025-22224?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-22224?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST