Fire Ant Exploits VMware Flaws to Compromise ESXi Hosts and vCenter Environments

Jul 24, 2025

Virtualization and networking infrastructure have been targeted by a threat actor codenamed Fire Ant as part of a prolonged cyber espionage campaign.
The activity, observed this year, is primarily designed Now to infiltrate organizations’ VMware ESXi and vCenter environments as well as network appliances, Sygnia said in a new report published today.
“The threat actor leveraged combinations of

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