⚠ Actively exploited in ransomware campaigns
This vulnerability is on the CISA Known Exploited Vulnerabilities list and has been used in known ransomware attacks. CISA 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.. Due date: 2025-03-25.

CVE-2025-22225

Severity
8.2HIGH
EPSS
10.0%
top 6.95%
CISA KEV
KEVRansomware
Added 2025-03-04
Due 2025-03-25
Exploit
No known exploits
Timeline
PublishedMar 4
KEV addedMar 4
KEV dueMar 25
Latest updateFeb 4
CISA 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.

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitability: 1.5 | Impact: 6.0

Affected Packages7 packages

CVEListV5vmware_esxi8.0ESXi80U3d-24585383+2
NVDvmware/esxi7.0, 8.0+1
CVEListV5vmware_cloud_foundation5.x, 4.5.x
CVEListV5vmware_telco_cloud_platform5.x, 4.x, 3.x, 2.x
NVDvmware/telco_cloud_platform7 versions+6

🔴Vulnerability Details

3
CVEList
CVE-2025-22225: VMware ESXi contains an arbitrary write vulnerability2025-03-04
GHSA
GHSA-2cxw-wgvv-24jj: VMware ESXi contains an arbitrary write vulnerability2025-03-04
VulnCheck
VMware ESXi Arbitrary Write Vulnerability2025

📋Vendor Advisories

1
CISA
VMware ESXi Arbitrary Write Vulnerability2025-03-04

🕵️Threat Intelligence

1
Bleepingcomputer
CISA: VMware ESXi flaw now exploited in ransomware attacks2026-02-04
CVE-2025-22225 (HIGH CVSS 8.2) | VMware ESXi contains an arbitrary w | cvebase.io