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Not yet scored Actively exploited Used in ransomware

CVE-2025-22225

VMware ESXi Arbitrary Write Vulnerability

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.

Recommended 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.

CISA remediation due date for U.S. federal agencies: 25 Mar 2025.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.