02 Aug, 2026

Arista patches VeloCloud Orchestrator zero-day exploited in attacks

Arista has patched a maximum-severity command injection vulnerability in on-premises VeloCloud Orchestrator deployments that is being actively exploited in attacks. The vulnerability, tracked as CVE-2026-16812, is an unauthenticated OS command injection flaw with severity scores of 10.0, the maximum score that can be given to flaws. VeloCloud Orchestrator, also known as VCO, is a centralized […]

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