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Microsoft Excel Remote Code Execution vulnerabilities

5 published alerts for Microsoft Microsoft Excel Remote Code Execution.

Microsoft MSRC

CVE-2026-44817

Microsoft Excel Remote Code Execution vulnerability

Microsoft Excel Remote Code Execution vulnerability (CVE-2026-44817) 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… PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-44818

Microsoft Excel Remote Code Execution vulnerability

Microsoft Excel Remote Code Execution vulnerability (CVE-2026-44818) 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… PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-44820

Microsoft Excel Remote Code Execution vulnerability

Microsoft Excel Remote Code Execution vulnerability (CVE-2026-44820) 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… PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-44823

Microsoft Excel Remote Code Execution vulnerability

Microsoft Excel Remote Code Execution vulnerability (CVE-2026-44823) 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… PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.

Microsoft MSRC

CVE-2026-45469

Microsoft Excel Remote Code Execution vulnerability

Microsoft Excel Remote Code Execution vulnerability (CVE-2026-45469) 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… PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.