Microsoft: Windows Information Disclosure Vulnerability
An information disclosure vulnerability exists in Azure Active Directory (AAD) Microsoft Account (MSA) during the login request session. An attacker who successfully exploited the vulnerability could take over a user's account. To exploit the vulnerability, an attacker would have to trick a user into browsing to a specially crafted website, allowing the attacker to steal the user's token. The security update addresses the vulnerability by correcting how MSA handles cookies.
Windows RT 8.1,Windows Server, version 1903 (Server Core installation),Windows Server 2016,Windows Server, version 1803 (Server Core Installation),Windows Server 2012,Windows 8,Windows 10,Windows Server 2019