by Kastro
Paper/Archive/CVE-2026-16812

CVE-2026-16812

Arista Networks VeloCloud Orchestrator On-Prem — VeloCloud Orchestrator OS Command Injection

KEV · due 30 JulEPSS 2%public exploitSSVC actCVSS 10.0
critical.is priorityof 100
96
CVSS 10.0 (CNA)10.0 / 10 × 3030.0In CISA KEV+3030.0EPSS percentile 77.9.779 × 2015.6Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

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. This functionality was intended to be for internal use only and is not intended to be remotely accessible. Hosted and Dedicated versions of VCO have already been patched in advance of this notice going out. This issue was discovered externally and is known to be actively exploited.

Affected

ProductAffectedFixed inSource
VeloCloud Orchestrator On-Prem5.2.0 – < 5.2.3.145.2.3.14CNA
VeloCloud Orchestrator On-Prem6.1.0 – < 6.1.3.46.1.3.4CNA
VeloCloud Orchestrator On-Prem6.4.0 – < 6.4.2.46.4.2.4CNA
VeloCloud Orchestrator On-Prem7.0.0 – < 7.0.0.17.0.0.1CNA

Scores by source

Arista (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Arista (CNA)10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

advisoryarista.com/en/support/advisories-notices/security-advisory/24364-security-advisory-0144refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-16812kevcisa.gov/known-exploited-vulnerabilities-catalog