Open Redirect Affecting better-auth package, versions <1.1.21
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Test your applications- Snyk IDSNYK-JS-BETTERAUTH-8746201
- published25 Feb 2025
- disclosed24 Feb 2025
- creditCastilho
Introduced: 24 Feb 2025
CVE NOT AVAILABLE CWE-601 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade better-auth to version 1.1.21 or higher.
Overview
better-auth is a The most comprehensive authentication library for TypeScript.
Affected versions of this package are vulnerable to Open Redirect due to insufficient validation of the callbackURL parameter in the trustedOrigins configuration which allows attackers to exploit this vulnerability by crafting specially formatted URLs that bypass the trustedOrigins protection.