ACTIVELY EXPLOITED

CVE-2025-22226: VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability

Facts
VendorVMware
ProductESXi, Workstation, and Fusion
Actively exploitedYes
Added to CISA KEV4 Mar 2025
CISA federal deadline25 Mar 2025
Weakness (CWE)CWE-125

Required action (CISA's text)

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 (NVD)

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.

SOURCES

Other VMware flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.