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I. Basic Information for CVE-2025-27370
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenID Connect Core through 1.0 errata set 2 allows audience injection in certain situations. When the private_key_jwt authentication mechanism is used, a malicious Authorization Server could trick a Client into writing attacker-controlled values into the audience, including token endpoints or issuer identifiers of other Authorization Servers. The malicious Authorization Server could then use these private key JWTs to impersonate the Client.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用基本弱点进行的认证绕过
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenID Connect Core 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenID Connect Core是OpenID基金会的一个 OAuth 2.0 协议之上的简单身份层。 OpenID Connect Core 1.0版本存在安全漏洞。攻击者利用该漏洞可以可以使用私钥 JWT 冒充客户端。
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
OpenIDOpenID Connect 0 ~ 1.0 errata set 2 -
II. Public POCs for CVE-2025-27370
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III. Intelligence Information for CVE-2025-27370
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IV. Related Vulnerabilities
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