Actively exploited in the wild
Broadcom VMWare ESX Insufficient Logging Vulnerability
Broadcom - VMware ESX · Listed in the CISA KEV since 2026-10-28. This indicates confirmed attacks in production environments.
Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
CVE-2026-41709
LowCVSS 2.7KEVExploitation Probability (EPSS)
Elevated risk53th percentile - higher than 53% of all known CVEs
Summary
VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.
Risk Assessment
The risk is the inability to audit administrator actions, which may hinder detection of unauthorized or malicious activities in the VMware environment.
Recommendation
It is recommended to apply patches provided by VMware and implement additional monitoring and auditing mechanisms.
Other vulnerabilities in VMware ESX
See all- CVE-2026-41703High
VMware ESX, Workstation, and Fusion contain an out-of-bounds read vulnerability. A user with VM deployment privileges can trigger an out-of-bounds read, potentially leading to information disclosure or a Denial-of-Service (DoS) condition of the host process. On Workstation and Fusion, the impact is restricted to information disclosure.
- CVE-2026-47876Critical
VMware ESX contains an out-of-bounds write 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 host.
Original NVD description (English source)
VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS