VMSA-2026-0007: VMware Workstation and Fusion updates address integer-overflow and buffer overflow vulnerabilities (CVE-2026-59346, CVE-2026-59347)

Advisory ID: | VMSA-2026-0007 ---|--- Advisory Severity: | Critical CVSSv3 Range: | 8.1-9.3 Synopsis: | VMware Workstation and Fusion updates address integer-overflow and buffer overflow vulnerabilities CVE-2026-59346, CVE-2026-59347 Issue date: | 2026-09-03 Updated on: | 2026-09-03 Initial...

PT-2026-85031

Name of the Vulnerable Software and Affected Versions VMware Workstation versions 25H2 through 26H1 VMware Fusion versions 25H2 through 26H1 Description An integer overflow exists in the VMXNET3 virtual network adapter within the hypervisor. A malicious actor with local administrative privileges...

VMware Workstation/Fusion NAT vulnerability: a guest VM admin can disrupt or intercept other guest VMs' network connections

VMware Workstation/Fusion NAT Network Packet Management Flaw Allows a Guest VM to Disrupt or Intercept Other Guest VMs' Network Connections CVE-2026-22715 Vulnerability Overview VMware Workstation and Fusion contain a logic flaw CWE-923, communication channel not correctly restricted to intended...

CVE-2026-41703 Out-of-bounds read vulnerability

VMware ESX, Workstation, and Fusion contain an out-of-bounds read vulnerability. A malicious actor with VM deployment privileges could trigger an out-of-bounds read, potentially leading to information disclosure or more likely a Denial-of-Service DoS condition of the host process. On Workstation...

CVE-2026-41703: Out-of-bounds Read

VMware ESX, Workstation, and Fusion contain an out-of-bounds read vulnerability. A malicious actor with VM deployment privileges could trigger an out-of-bounds read, potentially leading to information disclosure or more likely a Denial-of-Service DoS condition of the host process. On Workstation...

VMSA-2026-0006.1: VMware ESX, vCenter, Workstation, and Fusion updates address multiple vulnerabilities (CVE-2026-59309, CVE-2026-59310, CVE-2026-47876, CVE-2026-41703, CVE-2026-41709)

Advisory ID: | VMSA-2026-0006.2 ---|--- Advisory Severity: | Critical CVSSv3 Range: | 2.7-9.8 Synopsis: | VMware ESX, vCenter, Workstation, and Fusion updates address multiple vulnerabilities CVE-2026-59309, CVE-2026-59310, CVE-2026-47876, CVE-2026-41703, CVE-2026-41709 Issue date: | 2026-07-29...

PT-2026-65833

Name of the Vulnerable Software and Affected Versions VMware vCenter versions prior to 9.1.0.0300 VMware vCenter versions prior to 9.0.2.0100 VMware vCenter versions prior to 8.0 U3k VMware vCenter versions prior to 8.0 U2f Description VMware vCenter contains a directory traversal issue in the...

PT-2026-65832

Name of the Vulnerable Software and Affected Versions VMware vCenter affected versions not specified Description An authentication bypass exists in the VMware Directory Service. A malicious actor with network access to vCenter can exploit this flaw to bypass authentication mechanisms and gain...

VMware Workstation 25.x < 26.0.0 Vulnerability (VMSA-2026-0006)

The version of VMware Workstation installed on the remote host is 25.x 25H2 prior to 26.0.0 26H1. It is, therefore, affected by a vulnerability. Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900 C...

PT-2026-65829

Name of the Vulnerable Software and Affected Versions VMware ESX affected versions not specified Description An out-of-bounds write issue exists in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine using the VMXNET3 adapter can exploi...

The vulnerability of VMware Fusion and Vmware Workstation lies in the insufficient restrictions on network connections for certain endpoints, which allows attackers to interrupt or intercept network connections of other guest virtual machines.

The vulnerability of VMware Fusion and Vmware Workstation lies in the insufficient restrictions on network connections for specified endpoints. Exploiting this vulnerability allows a malicious actor to interrupt or intercept network connections to other guest virtual machines remotely...

The vulnerability of Vmware Workstation hypervisor, related to writing beyond the buffer boundaries of memory, allows an attacker to compromise the integrity and accessibility of the protected information.

The vulnerability of Vmware Workstation hypervisor is related to writing beyond the buffer boundaries of memory. Exploiting this vulnerability can allow an attacker to compromise the integrity and accessibility of the protected information...

VMware Workstation 17.x, 25H2 < 25H2u1 NULL Pointer Dereference (VMSA-2026-0002)

The version of VMware Workstation installed on the remote host is 17.x, 25H2.x prior to 25H2u1. It is, therefore, affected by a vulnerability: - A malicious actor with authenticated user privileges on a Windows based Workstation host may be able to cause a null pointer dereference error...

(Pwn2Own) VMware Workstation PVSCSI Heap-based Buffer Overflow Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of VMware Workstation. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the...

The vulnerability of the VMware Workstation hypervisor arises from reading data outside of the permitted range in memory, resulting in unauthorized access to protected information.

The vulnerability of VMware Workstation’s hypervisor is related to reading data beyond the allowed range in memory. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

CVE-2026-22717

Out-of-bound read vulnerability in VMware Workstation 25H1 and below on any platform allows an actor with non-administrative privileges on a guest VM to obtain limited information disclosure from the machine where VMware Workstation is installed...

EUVD-2026-9050

Out-of-bound read vulnerability in VMware Workstation 25H1 and below on any platform allows an actor with non-administrative privileges on a guest VM to obtain limited information disclosure from the machine where VMware Workstation is installed...

EUVD-2026-9043

Out-of-bound read vulnerability in VMware Workstation 25H1 and below on any platform allows an actor with non-administrative privileges on a guest VM to obtain limited information disclosure from the machine where VMware Workstation is installed...

CVE-2026-22717

Out-of-bound read vulnerability in VMware Workstation 25H1 and below on any platform allows an actor with non-administrative privileges on a guest VM to obtain limited information disclosure from the machine where VMware Workstation is installed...

CVE-2026-22715

VMWare Workstation and Fusion contain a logic flaw in the management of network packets. Known attack vectors: A malicious actor with administrative privileges on a Guest VM may be able to interrupt or intercept network connections of other Guest VM's. Resolution: To remediate CVE-2026-22715 plea...