CVE-2026-41709
ESX insufficient logging vulnerability
Description
VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.
CWE
Affected
VMware Cloud Foundation; VMware vSphere Foundation; VMware ESX; VMware Telco Cloud Platform
Actively exploited — CISA KEV
Vulnerability: Broadcom VMWare ESX Insufficient Logging Vulnerability
Vendor / Product: Broadcom / VMware ESX
Date added: Oct 28, 2026
CISA remediation due: Nov 11, 2026
Known ransomware campaign use: Unknown
Broadcom VMWare ESX contains an insufficient logging vulnerability that could allow a malicious actor with admin access to perform certain operations without being logged.
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.