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CVE-2026-10825— Improper JSON Input Validation in WebSocket API Leads to Denial of Service

Quick assessment

Affected
Moxa NPort 6000-G2 Series
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.

Moxa NPort 6000-G2 Series是中国Moxa公司的一款工业路由器系列。 Moxa NPort 6000-G2 Series 1.1.0及之前版本存在软件供应链问题漏洞，该漏洞源于对基于JSON的请求验证和处理不足，可能导致低权限认证攻击者通过发送特制请求造成服务中断，并可能导致设备意外重启。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.24% · P14

Affected Version Matrix 2

VendorProduct Version RangeStatus
Moxa NPort 6000-G2 Series 1.0≤ 1.1.0 affected
1.2.0 unaffected
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I. Basic Information for CVE-2026-10825

Vulnerability Information
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Vulnerability Title
Improper JSON Input Validation in WebSocket API Leads to Denial of Service
Source: CVE Program / CVE List V5
Vulnerability Description
A denial-of-service vulnerability exists in the WebSocket API due to insufficient validation and handling of JSON-based requests. A low-privileged authenticated attacker can send a specially crafted request that causes service disruption and may result in an unexpected device reboot.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1287
Source: CVE Program / CVE List V5
Vulnerability Title
Moxa NPort 6000-G2 Series 软件供应链问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Moxa NPort 6000-G2 Series是中国Moxa公司的一款工业路由器系列。 Moxa NPort 6000-G2 Series 1.1.0及之前版本存在软件供应链问题漏洞，该漏洞源于对基于JSON的请求验证和处理不足，可能导致低权限认证攻击者通过发送特制请求造成服务中断，并可能导致设备意外重启。
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
Moxa NPort 6000-G2 Series 1.0 ~ 1.1.0 -

II. Public POCs for CVE-2026-10825

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III. Intelligence Information for CVE-2026-10825

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Same Patch Batch · Moxa · 2026-06-16 · 4 CVEs total

CVE-2026-10828 Moxa NPort W2150A-W4/W2250A-W4 Series 格式化字符串错误漏洞
CVE-2026-10829 Moxa NPort W2150A-W4/W2250A-W4 Series 缓冲区错误漏洞
CVE-2026-10831 Improper Authorization of Break Signal Commands in Devices

IV. Related Vulnerabilities

Same vendor: Moxa
Same weakness: CWE-1287

V. Comments for CVE-2026-10825

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