EUVD-2025-203845

Better Auth's rou3 Dependency has Double-Slash Path Normalization which can Bypass disabledPaths Config and Rate Limits...

Better Auth's rou3 Dependency has Double-Slash Path Normalization which can Bypass disabledPaths Config and Rate Limits

Summary An issue in the underlying router library rou3 can cause /path and //path to be treated as identical routes. If your environment does not normalize incoming URLs e.g., by collapsing multiple slashes, this can allow bypasses of disabledPaths and path-based rate limits. Details Better Auth...