Arista VeloCloud Orchestrator Improper Input Validation Vulnerability

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• NewsExploited · CISA KEVArista · VeloCloud Orchestrator

  Arista VeloCloud Orchestrator Improper Input Validation Vulnerability

  CVE-2026-93952

  Arista VeloCloud Orchestrator (VCO) on-prem contains an improper input validation vulnerability that may allow a remote attacker to access privileged internal functionality and impact the VCO host. Successful exploitation may compromise the confidentiality, integrity, and availability of the orchestrator and data managed by the orchestrator.

  CISA's required action · due 25 Sep 2026 for U.S. federal civilian agencies

  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.

  Cited by CISA: arista.com · nvd.nist.gov

  Added to KEV 22 Sep 2026 · Source checked 4 Nov 2026, 16:25 UTC · CISA KEV entry

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