CVE-2025-22226
KEVVMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability
Description
VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. Successful exploitation allows an attacker with administrative privileges to a virtual machine to leak memory from the vmx process.
VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. A malicious actor with administrative privileges to a virtual machine may be able to exploit this issue to leak memory from the vmx process.
CVSS 3.1 vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NPublishedMar 4, 2025
Last modifiedJun 17, 2026
Added to KEVMar 4, 2025
Remediation dueMar 25, 2025
References
0 recent articles mention this CVE
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Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 582 days
- CVSS
- 7.1 HIGH
- EPSS (30-day exploit probability)
- 1.6% · top 24% of all CVEs
- Weakness
- CWE-125
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.