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CVE-2026-25624— Arista Edge Threat Management NGFW UI Administrative Cross-Site Scripting

Quick assessment

Affected
Arista Networks Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)
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.

Arista Edge Threat Management - Arista Next Generation Firewall是美国Arista公司的一款集下一代防火墙、入侵防御、Web过滤、应用控制和网络威胁防护于一体的统一网络安全平台。 Arista Edge Threat Management - Arista Next Generation Firewall存在安全漏洞，该漏洞源于Web用户界面仪表板布局存在管理型跨站脚本问题，可能导致未验证的用户提供变量回显到管理配置文件，促进向量有效载荷处理行

CVSS 5.7 · Medium EPSS 0.27% · P17

Affected Version Matrix 1

VendorProduct Version RangeStatus
Arista Networks Arista Edge Threat Management - Arista Next Generation Firewall (NGFW) ≤ 17.4.0 affected
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I. Basic Information for CVE-2026-25624

Vulnerability Information
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Vulnerability Title
Arista Edge Threat Management NGFW UI Administrative Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
An administrative cross-site scripting (XSS) vulnerability exists in the web user interface dashboard layout of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Unvalidated user-supplied variables are echoed back to administrative profiles, facilitating vector payload processing behavior controls.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Arista Edge Threat Management - Arista Next Generation Firewall 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Arista Edge Threat Management - Arista Next Generation Firewall是美国Arista公司的一款集下一代防火墙、入侵防御、Web过滤、应用控制和网络威胁防护于一体的统一网络安全平台。 Arista Edge Threat Management - Arista Next Generation Firewall存在安全漏洞，该漏洞源于Web用户界面仪表板布局存在管理型跨站脚本问题，可能导致未验证的用户提供变量回显到管理配置文件，促进向量有效载荷处理行
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Arista Networks Arista Edge Threat Management - Arista Next Generation Firewall (NGFW) 0 ~ 17.4.0 -

II. Public POCs for CVE-2026-25624

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III. Intelligence Information for CVE-2026-25624

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Vendor Advisories for CVE-2026-25624 (1)

Same Patch Batch · Arista Networks · 2026-06-05 · 10 CVEs total

CVE-2025-5088 8.3 HIGH Arista CloudVision Exchange (CVX) Cluster Privilege Escalation via MCS Redis Session
CVE-2025-5089 6.5 MEDIUM Arista EOS SysDB Agent Denial of Service via Malformed CVX Client/Server Messages
CVE-2025-5090 6.5 MEDIUM Arista CloudVision Exchange Cluster Instability via Unexpected Switch Messages
CVE-2026-25621 6.0 MEDIUM Arista Edge Threat Management NGFW Reports Application Insecure Input Validation
CVE-2026-25622 6.0 MEDIUM Arista Edge Threat Management NGFW Captive Portal Custom Handler Command Injection
CVE-2026-25620 6.0 MEDIUM Arista Edge Threat Management NGFW Captive Portal Encrypted Password Command Injection
CVE-2026-25623 6.0 MEDIUM Arista Edge Threat Management NGFW UI Arbitrary Command Execution
CVE-2026-2379 5.9 MEDIUM Arista EOS IPsec Tunnel Sequence Number Mismatch via Interface Flaps when Anti-Replay is D
CVE-2026-7473 5.8 MEDIUM Arista EOS Unexpected Tunnel Protocol Decapsulation and Forwarding Bypass

IV. Related Vulnerabilities

Same product: Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)
Same vendor: Arista Networks
Same weakness: CWE-79

V. Comments for CVE-2026-25624

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