CVE-2025-48951— Auth0-PHP SDK Deserialization of Untrusted Data vulnerability
Quick assessment
Affected
auth0 auth0-PHP
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.
Auth0-PHP是Auth0开源的一个用于Auth0身份验证和管理API的PHP SDK。 Auth0-PHP 8.0.0-BETA3至8.14.0之前版本存在代码问题漏洞，该漏洞源于cookie数据反序列化不安全，可能导致恶意序列化数据执行。
Possible ATT&CK Techniques 1 AI
T1059.010 · AutoHotKey & AutoIT
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I. Basic Information for CVE-2025-48951
Vulnerability Information
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Vulnerability Title
Auth0-PHP SDK Deserialization of Untrusted Data vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. Versions 8.0.0-BETA3 prior to 8.3.1 contain a vulnerability due to insecure deserialization of cookie data. If exploited, since SDKs process cookie content without prior authentication, a threat actor could send a specially crafted cookie containing malicious serialized data. Applications using the Auth0-PHP SDK are affected, as are applications using the Auth0/symfony, Auth0/laravel-auth0, or Auth0/wordpress SDKs, because those SDKsrely on the Auth0-PHP SDK versions from 8.0.0-BETA3 until 8.14.0. Version 8.3.1 contains a patch for the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Auth0-PHP 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Auth0-PHP是Auth0开源的一个用于Auth0身份验证和管理API的PHP SDK。 Auth0-PHP 8.0.0-BETA3至8.14.0之前版本存在代码问题漏洞，该漏洞源于cookie数据反序列化不安全，可能导致恶意序列化数据执行。
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
II. Public POCs for CVE-2025-48951
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V. Comments for CVE-2025-48951
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