CVE-2026-16812

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.

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Publisher and database URLs for this record (shown for attribution; reading stays in Bugflare).

• https://www.arista.com/en/support/advisories-notices/security-advisory/24364-security-advisory-0144
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-16812