CVE intelligenceCISA KEV

CVE-2026-93952

Arista VeloCloud Orchestrator Improper Input Validation Vulnerability

Published Sep 22, 2026Sources checked Oct 3, 2026

10.0CRITICALCVSS out of 10

What this means

Actively exploited

CISA lists CVE-2026-93952 in its Known Exploited Vulnerabilities catalog, which means exploitation has been observed. The entry applies to Arista VeloCloud Orchestrator.

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.

CISA KEVListedObserved exploitation

EPSS1.1%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors1Source-linked actor relationships

Overview

What is CVE-2026-93952?

VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue 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. Hosted, including Dedicated, versions of VCO were impacted and have already been patched.