Microsoft software and cloud platforms underpin enterprise systems, so vulnerabilities and security advisories can affect identity, data, and operations.
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Background for this topic.
Microsoft is a technology company whose Windows, Microsoft 365, Azure, identity services, and developer tools form a widely deployed enterprise computing ecosystem. Its security relevance spans endpoint and server software, cloud control planes, authentication, collaboration data, and the update mechanisms used to maintain them.
Security news under this tag commonly concerns vulnerabilities requiring patching, exploits against exposed services, identity or token compromise, and misconfiguration of cloud permissions or authentication policies. Practitioners should verify affected versions and exposure, apply updates or mitigations, enforce multifactor authentication and least privilege, and monitor relevant audit logs. Incidents involving Microsoft-hosted identities or data may require rapid session and credential containment, investigation across cloud and on-premises systems, and assessment of privacy or regulatory obligations.
Cybersecurity giant Fortinet has confirmed it suffered a data breach after a threat actor claimed to steal 440GB of files from the company's Microsoft Sharepoint server. [...]
Microsoft says this month's Patch Tuesday cumulative updates also fix a known issue causing Windows Server 2019 boot problems, freezes, and performance issues after installing the August 2024 security updates. [...]
Microsoft has released the KB5043064 cumulative update for Windows 10 22H2 and Windows 10 21H2, which includes 6 changes and fixes, including a fix for Bluetooth devices that stop working due to a memory leak. [...]
Microsoft has fixed a Windows Smart App Control and SmartScreen flaw that has been exploited in attacks as a zero-day since at least 2018. [...]
Microsoft has released the mandatory Windows 11 23H2 KB5043076 cumulative update to fix security vulnerabilities and make 19 improvements. [...]
Today is Microsoft's September 2024 Patch Tuesday, which includes security updates for 79 flaws, including four actively exploited and one publicly disclosed zero-days. [...]
Microsoft announced that Windows 11 installs reaching the end of support next month, on October 8, will be force-upgraded to Windows 11 23H2. [...]