# CVE-2026-86109

## Summary

- **CVE ID:** CVE-2026-86109
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-347
- **Published:** Sep 16, 2026
- **Last Modified:** Sep 17, 2026

## Description

The VeloCloud Edge software update workflow may accept update bundles without properly validating their signatures because the workflow does not restrict the digest algorithm used for artifact verification. An attacker with either sufficient privileges to upload packages to VeloCloud Orchestrator or credentials permitting direct access to an Edge may be able to install unauthorized software.

## Affected Products

- Arista Networks — VeloCloud Edge (6.4.0)
- Arista Networks — VeloCloud Edge (6.1.0)
- Arista Networks — VeloCloud Edge (5.2.0)
- Arista Networks — VeloCloud Edge (0.0.0)

## References

- [CNA](https://www.arista.com/zh/support/advisories-notices/security-advisory/24738-security-advisory-0182)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.24%
- **EPSS Percentile:** 15.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._