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CVE-2026-86109— Security Advisory 0182

Quick assessment

Affected
Arista Networks VeloCloud Edge
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VeloCloud Edge 软件更新流程可能接受未经验证签名的更新包，原因是该流程未对用于工件验证的摘要算法进行限制。拥有向 VeloCloud Orchestrator 上传软件包的足够权限，或拥有允许直接访问 Edge 设备的凭证的攻击者，可能借此安装未经授权的软件。

CVSS 6.6 · Medium
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I. Basic Information for CVE-2026-86109

Vulnerability Information
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Vulnerability Title
Security Advisory 0182
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Arista Networks VeloCloud Edge 6.4.0 ~ 6.4.1.x -

II. Public POCs for CVE-2026-86109

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III. Intelligence Information for CVE-2026-86109

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Vendor Advisories for CVE-2026-86109 (1)

Same Patch Batch · Arista Networks · 2026-09-16 · 4 CVEs total

CVE-2026-73447 9.1 CRITICAL Security Advisory 0162 - gNSI Certz/Bootz OS Command Injection via Crafted Rotate Request
CVE-2026-86108 8.0 HIGH Security Advisory 0181
CVE-2026-73450 6.9 MEDIUM Security Advisory 0161

IV. Related Vulnerabilities

Same product: VeloCloud Edge
Same vendor: Arista Networks
Same weakness: CWE-347

V. Comments for CVE-2026-86109

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