HIGH CISA KEV

CVE-2025-22225

Q: What is CVE-2025-22225?

VMware ESXi contains an arbitrary write vulnerability. A malicious actor with privileges within the VMX process may trigger an arbitrary kernel write leading to an escape of the sandbox.

Q: Is CVE-2025-22225 actively exploited?

Yes. CVE-2025-22225 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-03-25.

Q: What is the CVSS score for CVE-2025-22225?

CVE-2025-22225 has a CVSS v3 base score of 8.2 (HIGH severity).

CVSS v3

8.2

HIGH

EPSS Score

1.0 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-25-077-02 CISA5 known affected
Rockwell Automation Lifecycle Services with VMware
Rockwell Automation Industrial Data Center (IDC) with VMware: >=Generations_1|<=4 · Rockwell Automation VersaVirtual Appliance (VVA) with VMware: Series_A_and_B · Rockwell Automation Threat Detection Managed Services (TDMS) with VMware: vers:all/*

Full record on NVD

Description

VMware ESXi contains an arbitrary write vulnerability. A malicious actor with privileges within the VMX process may trigger an arbitrary kernel write leading to an escape of the sandbox.

CISA Known Exploited Vulnerability

Date Added: 2025-03-04
Patch Due Date: 2025-03-25
Ransomware Use: Unknown

Technical details

Published: 2025-03-04

Frequently asked questions

What is CVE-2025-22225?

VMware ESXi contains an arbitrary write vulnerability. A malicious actor with privileges within the VMX process may trigger an arbitrary kernel write leading to an escape of the sandbox.

Is CVE-2025-22225 actively exploited?

Yes. CVE-2025-22225 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-03-25.

What is the CVSS score for CVE-2025-22225?

CVE-2025-22225 has a CVSS v3 base score of 8.2 (HIGH severity).

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