— Unscored

Arista VeloCloud Orchestrator Improper Input Validation Vulnerability

CVE-2026-93952 Exploited

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.

Being exploited in the wild

Catalogued 22 September 2026 · US federal remediation deadline 25 September 2026

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…

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Yes — listed in the CISA KEV catalog
Exploit availability: CISA KEV
Published: 22 September 2026
Last updated: 22 September 2026
Affected: Arista · VeloCloud Orchestrator
Weakness: CWE-20

At the source

CISA KEV

References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog

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