Microsoft security briefs
3323 published alerts for Microsoft products and services.
Windows Hello Elevation of Privilege vulnerability
Windows Hello Elevation of Privilege vulnerability (CVE-2026-81354) was added to Microsoft’s security update guidance. <p>Heap-based buffer overflow in Windows Hello allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.
Azure HDInsight Ambari Elevation of Privilege vulnerability
Azure HDInsight Ambari Elevation of Privilege vulnerability (CVE-2026-81349) was added to Microsoft’s security update guidance. <p>Improper neutralization of special elements used in an os command ('os command injection') in Azure HDInsights allows an authorized attacker to elevate privileges over a network.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Authenticator Elevation of Privilege vulnerability
Microsoft Authenticator Elevation of Privilege vulnerability (CVE-2026-80097) was added to Microsoft’s security update guidance. Corrected fix build number. Informational change only. If you need help checking exposure, call (864) 335-9223.
Windows Remote Desktop Services Elevation of Privilege vulnerability
Windows Remote Desktop Services Elevation of Privilege vulnerability (CVE-2026-80096) was added to Microsoft’s security update guidance. <p>Out-of-bounds read in Windows Remote Desktop Services allows an authorized attacker to elevate privileges over a network.</p> If you need help checking exposure, call (864) 335-9223.
Windows Cloud Files Mini Filter Driver Elevation of Privilege vulnerability
Windows Cloud Files Mini Filter Driver Elevation of Privilege vulnerability (CVE-2026-80093) was added to Microsoft’s security update guidance. <p>Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80091) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Information Disclosure vulnerability
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-80090) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80089) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Information Disclosure vulnerability
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-80088) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80087) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office PowerPoint Information Disclosure vulnerability
Microsoft Office PowerPoint Information Disclosure vulnerability (CVE-2026-80086) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Remote Code Execution vulnerability
Microsoft Office Word Remote Code Execution vulnerability (CVE-2026-80085) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Outlook Information Disclosure vulnerability
Microsoft Office Outlook Information Disclosure vulnerability (CVE-2026-80084) was added to Microsoft’s security update guidance. <p>Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.</p> If you need help checking exposure, call (864) 335-9223.
Windows Hyper-V Remote Code Execution vulnerability
Windows Hyper-V Remote Code Execution vulnerability (CVE-2026-80083) was added to Microsoft’s security update guidance. <p>Untrusted pointer dereference in Windows Hyper-V allows an authorized attacker to execute code locally.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80082) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office PowerPoint Remote Code Execution vulnerability
Microsoft Office PowerPoint Remote Code Execution vulnerability (CVE-2026-80081) was added to Microsoft’s security update guidance. <p>Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Remote Code Execution vulnerability
Microsoft Office Word Remote Code Execution vulnerability (CVE-2026-80080) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Information Disclosure vulnerability
Microsoft Office Word Information Disclosure vulnerability (CVE-2026-80079) was added to Microsoft’s security update guidance. <p>Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80078) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Information Disclosure vulnerability
Microsoft Office Information Disclosure vulnerability (CVE-2026-80076) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Windows Work Folders Elevation of Privilege vulnerability
Windows Work Folders Elevation of Privilege vulnerability (CVE-2026-80075) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.
Microsoft Office Outlook Information Disclosure vulnerability
Microsoft Office Outlook Information Disclosure vulnerability (CVE-2026-80073) was added to Microsoft’s security update guidance. <p>Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.</p> If you need help checking exposure, call (864) 335-9223.
Microsoft Office Word Remote Code Execution vulnerability
Microsoft Office Word Remote Code Execution vulnerability (CVE-2026-78526) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.
Microsoft Office Outlook Remote Code Execution vulnerability
Microsoft Office Outlook Remote Code Execution vulnerability (CVE-2026-78525) was added to Microsoft’s security update guidance. Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not… If you need help checking exposure, call (864) 335-9223.