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GHSA-vvg7-8rmq-92g7
No affected components available
Description
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.
Affected product and versions
Projects are affected if they meet the following preconditions:
- Applications using the Auth0 Wordpress plugin with version between 5.0.0-BETA0 and 5.4.0,
- Auth0 Wordpress plugin uses the Auth0-PHP SDK with versions between 8.0.0 and 8.17.0.
Resolution
Upgrade Auth0 Wordpress plugin to version 5.5.0 or greater.
Acknowledgement
Okta would like to thank Jafar Sadiq (iaf4r) for their discovery and responsible disclosure.
The vulnerability can be exploited over the network without needing physical access. It is difficult for an attacker to exploit this vulnerability and may require special conditions. An attacker needs basic access or low-level privileges. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information. There is a high impact on the integrity of the data.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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