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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 EPSS 0.24% · P16 Updated Sep 18, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

Vendor	Product	Version Range	Status
Arista Networks	VeloCloud Edge	`6.4.0≤ 6.4.1.x`	affected
		`6.1.0≤ 6.1.4.x`	affected
		`5.2.0≤ 5.2.6.x`	affected
		`0.0.0< 5.2.0`	affected

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Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

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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

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-86109

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Vendor Advisories for CVE-2026-86109 (1)

🔗 Security Advisory 0182 - Arista Read full article vendor-advisory

https://www.cve.org/CVERecord?id=CVE-2026-86109

Same Patch Batch · Arista Networks · 2026-09-16 · 28 CVEs total

CVE-2026-73456	10.0 CRITICAL	Under certain circumstances, an unauthenticated gNPSI client can craft a malicious request
CVE-2026-73453	10.0 CRITICAL	Security Advisory 0174
CVE-2026-86106	9.6 CRITICAL	Security Advisory 0179
CVE-2026-73447	9.1 CRITICAL	Security Advisory 0162 - gNSI Certz/Bootz OS Command Injection via Crafted Rotate Request
CVE-2026-73464	8.8 HIGH	Security Advisory 0166
CVE-2026-73435	8.2 HIGH	Security Advisory 0171
CVE-2026-73454	8.1 HIGH	Security Advisory 0165
CVE-2026-86108	8.0 HIGH	Security Advisory 0181
CVE-2026-73461	8.0 HIGH	Security Advisory 0163
CVE-2026-73439	7.5 HIGH	Security Advisory 0164
CVE-2026-73455	7.5 HIGH	Security Advisory 0173
CVE-2026-2380	7.4 HIGH	Security Advisory 0168
CVE-2026-73450	6.9 MEDIUM	Security Advisory 0161
CVE-2026-73462	6.5 MEDIUM	On affected platforms running Arista EOS with IGMP (Internet Group Management Protocol) sn
CVE-2026-77190	6.5 MEDIUM	Security Advisory 0177
CVE-2026-73468	6.5 MEDIUM	Security Advisory 0175
CVE-2026-73436	6.5 MEDIUM	Security Advisory 0171
CVE-2026-86107	5.9 MEDIUM	Security Advisory 0180
CVE-2026-73469	5.8 MEDIUM	Security Advisory 0176
CVE-2026-73438	5.3 MEDIUM	Security Advisory 0172

Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: VeloCloud Edge

Same vendor: Arista Networks

Same weakness: CWE-347