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VMware esxi vulnerabilities

147 published CVES affecting VMware esxi, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
147
Critical
10
High
68
Medium
62
Low
7
Unscored
0
CISA KEV
9

Latest VMware esxi CVEs

Newest publication first · page 1 of 6

  1. LowCVSS 2.7 EPSS 0.69% CISA KEV added 2026-10-28 Exploited in the wild

    VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.

  2. HighCVSS 7.1 EPSS 3.2%

    VMware ESXi, Workstation, Fusion, and VMware Tools contains an information disclosure vulnerability due to the usage of an uninitialised memory in vSockets. A malicious actor with local administrative privileges on a virtual machine may be able to exploit this issue to leak memor...

  3. CriticalCVSS 9.3 EPSS 0.46%

    VMware ESXi, Workstation, and Fusion contain a heap-overflow vulnerability in the PVSCSI (Paravirtualized SCSI) controller that leads to an out of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as t...

  4. CriticalCVSS 9.3 EPSS 0.46%

    VMware ESXi, Workstation, and Fusion contain an integer-underflow in VMCI (Virtual Machine Communication Interface) that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virt...

  5. CriticalCVSS 9.3 EPSS 2.6%

    VMware ESXi, Workstation, and Fusion contain an integer-overflow vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the ho...

  6. MediumCVSS 5.5 EPSS 0.17%

    VMware ESXi, Workstation, and Fusion contain a denial-of-service vulnerability due to certain guest options. A malicious actor with non-administrative privileges within a guest operating system may be able to exploit this issue by exhausting memory of the host process leading to...

  7. MediumCVSS 6.8 EPSS 0.24%

    VMware ESXi contains a denial-of-service vulnerability that occurs when performing a guest operation. A malicious actor with guest operation privileges on a VM, who is already authenticated through vCenter Server or ESXi may trigger this issue to create a denial-of-service condit...

  8. MediumCVSS 6.0 EPSS 1.6% CISA KEV added 2025-03-04 Exploited in the wild

    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.

  9. HighCVSS 8.2 EPSS 1.6% CISA KEV added 2025-03-04 Exploited in the wild

    VMware ESXi, and Workstation contain a TOCTOU (Time-of-Check Time-of-Use) vulnerability that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process ru...

  10. MediumCVSS 6.8 EPSS 0.19%

    VMware ESXi contains an out-of-bounds read vulnerability. A malicious actor with local administrative privileges on a virtual machine with an existing snapshot may trigger an out-of-bounds read leading to a denial-of-service condition of the host.

  11. HighCVSS 7.2 EPSS 26.8% CISA KEV added 2024-07-30 Ransomware Exploited in the wild

    VMware ESXi contains an authentication bypass vulnerability. A malicious actor with sufficient Active Directory (AD) permissions can gain full access to an ESXi host that was previously configured to use AD for user management https://blogs.vmware.com/vsphere/2012/09/joining-vsph...

  12. HighCVSS 7.8 EPSS 0.17%

    The storage controllers on VMware ESXi, Workstation, and Fusion have out-of-bounds read/write vulnerability. A malicious actor with access to a virtual machine with storage controllers enabled may exploit this issue to create a denial of service condition or execute code on the h...

  13. HighCVSS 7.1 EPSS 2.3%

    VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability in the UHCI USB controller. A malicious actor with administrative access to a virtual machine may be able to exploit this issue to leak memory from the vmx process.

  14. HighCVSS 8.2 EPSS 0.50%

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

  15. MediumCVSS 6.7 EPSS 0.65%

    VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the UHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host. On...

  16. MediumCVSS 6.7 EPSS 3.5%

    VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host. On...

  17. HighCVSS 7.5 EPSS 64.0% CISA KEV added 2023-11-08 Exploited in the wild

    The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to register arbitrary services. This could allow the attacker to use spoofed UDP traffic to conduct a denial-of-service attack with a significant amplification factor.

  18. HighCVSS 8.2 EPSS 1.1%

    VMware ESXi, Workstation, and Fusion contain a heap out-of-bounds write vulnerability in the USB 2.0 controller (EHCI). A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running...

  19. HighCVSS 8.8 EPSS 0.32%

    VMware ESXi contains a memory corruption vulnerability that exists in the way it handles a network socket. A malicious actor with local access to ESXi may exploit this issue to corrupt memory leading to an escape of the ESXi sandbox.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.