CVE-2025-53535— Better Auth has an Open Redirect Vulnerability in originCheck Middleware Affecting Multiple Routes
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I. Basic Information for CVE-2025-53535
Vulnerability Information
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Vulnerability Title
Better Auth has an Open Redirect Vulnerability in originCheck Middleware Affecting Multiple Routes
Source: NVD (National Vulnerability Database)
Vulnerability Description
Better Auth is an authentication and authorization library for TypeScript. An open redirect has been found in the originCheck middleware function, which affects the following routes: /verify-email, /reset-password/:token, /delete-user/callback, /magic-link/verify, /oauth-proxy-callback. This vulnerability is fixed in 1.2.10.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Better Auth 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Better Auth是Better Auth开源的一个 TypeScript 最全面的身份验证框架。 Better Auth 1.2.10之前版本存在输入验证错误漏洞，该漏洞源于originCheck中间件函数中存在开放重定向，可能导致重定向攻击。
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 |
|---|---|---|---|---|
| better-auth | better-auth | < 1.2.10 | - |
II. Public POCs for CVE-2025-53535
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|---|
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IV. Related Vulnerabilities
Same product: better-auth
Same vendor: better-auth
Same weakness: CWE-601
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Saltcorn: Open Redirect in `POST /auth/login` due to incompl - CVE-2026-6795
Open Redirect in DivvyDrive Information Technologies' DivvyD
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