All vulnerabilities
CVE-2026-16812

Arista VeloCloud Orchestrator On-Prem OS Command Injection Vulnerability

Arista VeloCloud OrchestratorNetwork & edge
Open in ThreatlineRecord JSON
CVSS
10.0Critical
ExploitationExploited in the wildAdded to KEV 27 Jul 2026CISA KEV
Exploit odds (EPSS)1.00%Chance of exploitation activity in the next 30 days, higher than 62% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in5.2.3.14Also 6.1.3.4, 6.4.2.4 and 1 moreCVE List
Federal deadline30 Jul 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply 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 KEV
Patching is not enoughCISA requires federal agencies to look for signs of compromise on affected systems, not only patch (forensic triage under BOD 26-04). Treat exposed systems as possibly compromised. CISA guidance

What fixes it

  • 5.2.3.14VeloCloud Orchestrator On-PremCVE List
  • 6.1.3.4VeloCloud Orchestrator On-PremCVE List
  • 6.4.2.4VeloCloud Orchestrator On-PremCVE List
  • 7.0.0.1VeloCloud Orchestrator On-PremCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 27 Jul 2026Added to CISA KEVCISA KEV
  2. 27 Jul 2026, 16:11 UTCPublishedCVE List

Description

Arista VeloCloud Orchestrator On-Prem contains an OS command injection 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.

Text from CVE List

Affected versions 4

  • VeloCloud Orchestrator On-Premaffected: 5.2.0 before 5.2.3.14CVE List
  • VeloCloud Orchestrator On-Premaffected: 6.1.0 before 6.1.3.4CVE List
  • VeloCloud Orchestrator On-Premaffected: 6.4.0 before 6.4.2.4CVE List
  • VeloCloud Orchestrator On-Premaffected: 7.0.0 before 7.0.0.1CVE List

References 3