Tableau is aware of a broken access control vulnerability present in Tableau Server affecting Tableau Server customers using Local Identity Store for managing users. The vulnerability allows a malicious site administrator to change passwords for users in different sites hosted on the same Tableau Server, resulting in the potential for unauthorized access to data.Tableau Server versions affected are:2020.4.16, 2021.1.13, 2021.2.10, 2021.3.9, 2021.4.4 and earlierNote: All future releases of Tableau Server will address this security issue. Versions that are no longer supported are not tested and may be vulnerable.