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CVE-2025-22225: VMware ESXi Arbitrary Write Vulnerability
VMware ESXi · in CISA KEV since 2025-03-04
2025-03-04added to KEV
2025-03-25federal remediation due date
1.00%EPSS exploit probability (30 days) 61.2th percentile
8.2 HIGHCVSS 3.1
Knownknown ransomware use
0days from NVD publication to KEV
What it is
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 (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-123 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
| NVD published | 2025-03-04 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2025-22225.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.