Versions Compared


  • This line was added.
  • This line was removed.
  • Formatting was changed.

Published: 4th Aug 2nd September 2021

Version: 12.0.0

Severity: Medium

CVSS Score:   6.5 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L)


Due to this vulnerability, a disabled user with an already issued access token or a refresh token might be able to access resources which are now unauthorized. This may impact confidentiality, integrity and availability of those resources, depending on the provided functionality.


If you are using an affected product version, it is highly recommended to migrate to the latest released version to the latest version of the affected WSO2 product is not mentioned under the affected product list, you may migrate to the latest version to receive security fixes. You Otherwise you may also apply the relevant fixes to the product based on the changes from the public fix:

Note: If you are a WSO2 customer with Support Subscription, please use Update 2.0 or WSO2 Update Manager (WUM) updates please use WSO2 Updates in order to apply the fix.