Broadcom · VMware ESX
CVE-2026-41709
ESX insufficient logging vulnerability
What it is
VMware ESX contains an insufficient logging vulnerability. A malicious administrator could exploit this issue to perform certain operations without them being logged.
CISA: Broadcom VMWare ESX contains an insufficient logging vulnerability that could allow a malicious actor with admin access to perform certain operations without being logged.
What to do
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.
Deadline for US federal agencies: November 11, 2026
More exploited flaws from Broadcom
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Aug 18, 2026 | Path Traversal | VMware vCenter | Critical 9.8 | 2.6% |
| Mar 3, 2026 | Command Injection | VMware Aria Operations | High 8.1 | 18% |
| Jan 23, 2026 | Out-of-bounds Write | VMware vCenter Server | Critical 9.8 | 22% |
| Oct 30, 2025 | Privilege Defined with Unsafe Actions | VMware Aria Operations and VMware Tools | High 7.8 | 8.6% |
| Apr 28, 2025 | Code Injection | Brocade Fabric OS | High 8.6 | 0.7% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.