Broadcom VMWare ESX Insufficient Logging Vulnerability (CVE-2026-41709) is being actively exploited, CISA warns
CISA added CVE-2026-41709 (Broadcom VMware ESX) to its Known Exploited Vulnerabilities catalog on October 28, 2026, which means there is reliable evidence of exploitation in the wild. Broadcom VMWare ESX contains an insufficient logging vulnerability that could allow a malicious actor with admin access to perform certain operations without being logged.
CISA lists this as exploited in the wild. Unpatched vSphere / ESXi / vCenter and VMware ESX systems are exposed to active attacks now.
Apply the vendor's security update for vSphere / ESXi / vCenter and VMware ESX.
