Published on: 16 October 2026
Microsoft has released security updates to address multiple vulnerabilities in several Microsoft products or components. The list of security updates can be found at:
https://docs.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates
https://learn.microsoft.com/en-us/officeupdates/release-notes-office-for-mac
https://support.microsoft.com/help/5002927
https://support.microsoft.com/help/5002928
For detailed information of the affected systems, please refer to the corresponding security advisories at vendor's website.
Successful exploitation of the vulnerabilities could lead to remote code execution, denial of service, information disclosure or security restriction bypass on an affected system.
Patches for affected products are available from the Windows Update / Microsoft Update Catalog. Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.