CVE Watch—

CVE-2025-22225

VMware ESXi Arbitrary Write Vulnerability

CVSS

—

No CVSS

EPSS

1.0%

p58

KEV

YES

Mar 4, 2025

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

1.0%EPSS · 30 days1.0%

2026-06-302026-07-16

KEV catalog record

Product

VMware / ESXi

Vulnerability

VMware ESXi Arbitrary Write Vulnerability

Added to KEV

Mar 4, 2025

Remediate by

Mar 25, 2025

Known ransomware use

Yes

Summary description

VMware ESXi contains an arbitrary write vulnerability. Successful exploitation allows an attacker with privileges within the VMX process to trigger an arbitrary kernel write leading to an escape of the sandbox.

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.

Notes

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22225

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