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The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly patched security flaw impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by July 19, 2026
Microsoft Patch Tuesday security updates for June 2026 fix a record 208 CVEs, including one actively exploited zero-day and multiple critical RCE flaws. Microsoft Patch Tuesday security updates for June 2026 mark a record. Microsoft shipped fixes for 208 CVEs across Windows, Office, Azure, Exchange, Hyper-V, Secure Boot, BitLocker, and a range of AI tooling. […]
Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server zero-day and a publicly disclosed weakness in Windows Defender dubbed "BlueHammer." Separately, Google Chrome fixed its fourth zero-day of 2026, and an emergency update for Adobe Reader nixes an actively exploited flaw that can lead to remote code execution.
Microsoft on Tuesday released patches for 63 new security vulnerabilities identified in its software, including one that has come under active exploitation in the wild
Microsoft has released emergency SharePoint security updates for two zero-day vulnerabilities tracked as CVE-2025-53770 and CVE-2025-53771 that have compromised services worldwide in "ToolShell" attacks. [...]
Microsoft has released patches to fix 67 security flaws, including one zero-day bug in Web Distributed Authoring and Versioning (WEBDAV) that it said has come under active exploitation in the wild
The North Korean threat actor known as ScarCruft has been linked to the zero-day exploitation of a now-patched security flaw in Windows to infect devices with malware known as RokRAT
Today is Microsoft's June 2024 Patch Tuesday, which includes security updates for 51 flaws, eighteen remote code execution flaws, and one publicly disclosed zero-day vulnerability. [...]
Microsoft officially disclosed it investigating two zero-day security vulnerabilities impacting Exchange Server 2013, 2016, and 2019 following reports of in-the-wild exploitation
Security researchers are warning of previously undisclosed flaws in fully patched Microsoft Exchange servers being exploited by malicious actors in real-world attacks to achieve remote code execution on affected systems
Microsoft on Tuesday rolled out fixes for as many as 74 security vulnerabilities, including one for a zero-day bug that's being actively exploited in the wild