| Package | Affected versions | Patched versions |
|---|---|---|
| auth0/symfony | ≥ 5.0.0, < 5.6.0 | 5.6.0 |
In applications built with the Auth0-PHP SDK, the audience validation in access tokens is performed improperly. Without proper validation, affected applications may accept ID tokens as Access tokens.
Projects are affected if they meet the following preconditions:
Upgrade Auth0/symfony to version 5.6.0 or greater.
Okta would like to thank Jafar Sadiq (iaf4r) for their discovery and responsible disclosure.
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