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CVE-2025-26788

Quick assessment

Affected
StrongKey FIDO Server
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

StrongKey FIDO Server是美国StrongKey公司的一个开源的 FIDO2/WebAuthn 认证服务器，用于实现基于 FIDO（Fast Identity Online）标准的无密码认证解决方案。 StrongKey FIDO Server 4.15.1之前版本存在安全漏洞，该漏洞源于将不可发现流程视为可发现事务，会导致系统出现异常处理。

CVSS 8.4 · High EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-26788

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
StrongKey FIDO Server before 4.15.1 treats a non-discoverable (namedcredential) flow as a discoverable transaction.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
StrongKey FIDO Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
StrongKey FIDO Server是美国StrongKey公司的一个开源的 FIDO2/WebAuthn 认证服务器，用于实现基于 FIDO（Fast Identity Online）标准的无密码认证解决方案。 StrongKey FIDO Server 4.15.1之前版本存在安全漏洞，该漏洞源于将不可发现流程视为可发现事务，会导致系统出现异常处理。
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
StrongKey FIDO Server 4.10.0 ~ 4.15.1 -

II. Public POCs for CVE-2025-26788

# POC Description Source Link Shenlong Link
1 None https://github.com/EQSTLab/CVE-2025-26788 POC Details
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III. Intelligence Information for CVE-2025-26788

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News Coverage for CVE-2025-26788 (1)

Vendor Pages for CVE-2025-26788 (1)

IV. Related Vulnerabilities

Same weakness: CWE-639

V. Comments for CVE-2025-26788

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