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CVE-2026-93952 Arista Networks CVE debrief

Arista VeloCloud Orchestrator Improper Input Validation Vulnerability debrief. The vulnerability exists in Arista VeloCloud Orchestrator, a cloud-based network orchestration platform. This improper input validation vulnerability could potentially allow attackers to manipulate input data, leading to security risks. Cloud service security teams and administrators should assess exposure and apply mitigations according to vendor instructions and CISA guidance. The CISA Known Exploited Vulnerabilities catalog confirms its existence, indicating potential security risks.

Vendor
Arista Networks
Product
VeloCloud Orchestrator
CVSS
CRITICAL 10
CISA KEV
Listed
Original CVE published
2026-09-22
Original CVE updated
2026-09-22
Advisory published
2026-09-22
Advisory updated
2026-09-22

Who should care

Cloud service security teams and administrators responsible for Arista VeloCloud Orchestrator should assess exposure and apply mitigations according to vendor instructions and CISA guidance.

Why it matters

CVE-2026-93952 is an improper input validation vulnerability in Arista VeloCloud Orchestrator. While exploitation details are limited, CISA has designated it as a Known Exploited Vulnerability, indicating potential security risks. Cloud service security teams and administrators should assess exposure and apply mitigations according to vendor instructions and CISA guidance.

  • Potential security risks due to improper input validation
  • Need for urgent patching based on CISA guidance

Technical summary

The Arista VeloCloud Orchestrator has an improper input validation vulnerability, confirmed by the CVE Program and CISA Known Exploited Vulnerabilities catalog. While exploitation details are limited, the vulnerability could allow attackers to manipulate input data. Cloud service security teams and administrators should assess exposure and apply mitigations according to vendor instructions and CISA guidance. The vulnerability's impact on the system is still being investigated, and further information will be provided as it becomes available.

Defensive priority

High priority for cloud service security updates

Recommended defensive actions

  • Apply mitigations in accordance with vendor instructions
  • Ensure compliance with CISA’s BOD 26-04 guidance
  • Evaluate each asset's internet exposure

Evidence notes

Evidence from CISA Known Exploited Vulnerabilities catalog and CVE Program record indicates an improper input validation vulnerability in Arista VeloCloud Orchestrator. However, details on exploitation and impact are limited.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-93952 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-93952

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-93952 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-93952

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

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

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.