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CVE-2026-63248

CVSS 6.9 · Medium EPSS 0.16% · P5

Possible ATT&CK Techniques 1AI

T1135 · Network Share Discovery

Affected Version Matrix 1

VendorProductVersion RangeStatus
Eclipse FoundationEclipse Milo0.6.0≤ 1.1.4affected
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I. Basic Information for CVE-2026-63248

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Eclipse Milo versions 0.6.0 through 1.1.4, OPC UA server diagnostics nodes do not enforce access authorization. An anonymous client can enable diagnostics over a None/None endpoint without a certificate; with a trusted client application certificate over SignAndEncrypt, it can read security diagnostics for other active sessions, exposing usernames, login history, authentication mechanisms, security modes and policies, and public client certificates.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Eclipse Milo 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eclipse Milo是美国Eclipse基金会开源的一个实现OPCUA协议的通信栈库。 Eclipse Milo 0.6.0版本至1.1.4版本存在授权问题漏洞，该漏洞源于OPC UA服务器诊断节点未强制实施访问授权，可能导致匿名客户端读取其他活动会话的安全诊断信息，暴露用户名、登录历史、认证机制、安全模式和策略及公共客户端证书。
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

VendorProductAffected VersionsCPESubscribe
Eclipse FoundationEclipse Milo 0.6.0 ~ 1.1.4 -

II. Public POCs for CVE-2026-63248

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III. Intelligence Information for CVE-2026-63248

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Vendor Advisories for CVE-2026-63248 (1)

Other References for CVE-2026-63248 (1)

Same Patch Batch · Eclipse Foundation · 2026-08-04 · 7 CVEs total

CVE-2026-600079.1 CRITICALEclipse Milo 信息泄露漏洞
CVE-2026-580808.8 HIGHEclipse Milo 授权问题漏洞
CVE-2026-100508.7 HIGHDigest authentication lossy encoding
CVE-2026-629278.7 HIGHEclipse Milo 授权问题漏洞
CVE-2026-632528.7 HIGHEclipse Milo 资源管理错误漏洞
CVE-2026-613876.9 MEDIUMEclipse Milo 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: Eclipse Milo
Same vendor: Eclipse Foundation
Same weakness: CWE-862

V. Comments for CVE-2026-63248

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