medium5.4
CVE-2025-67490
Improper Request Caching Lookup in the Auth0 Next.js SDK
Impact
### Description When using affected versions of the Next.js SDK, simultaneous requests on the same client may result in improper lookups in the TokenRequestCache for the request results. ### Am I Affected? You are affected if you meet the following preconditions: - Applications using the auth0/nextjs-auth0 SDK with a singleton client instance, versions 4.11.0, 4.11.1, and 4.12.0. ### Affected product and versions Auth0/nextjs-auth0 v4.11.0, v4.11.1, and v4.12.0. ### Resolution Upgrade Auth0/nextjs-auth0 version to v4.11.2 or v4.12.1 ### Acknowledgements Okta would like to thank Joshua Rogers (MegaManSec) for their discovery and responsible disclosure.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | @auth0/nextjs-auth0 | >= 4.11.0, < 4.11.2 | 4.11.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Auth0 | Nextjs-Auth0 | Versions 4.11.0, 4.11.1, 4.12.0 |