Security Alert (A26-03-19): Vulnerability in Microsoft Products

Description:

Microsoft has released a security update to address a vulnerability in several Microsoft products or components. The list of security updates can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26133

Affected Systems:

• Microsoft 365 Copilot for iOS, Android
• Microsoft Edge for iOS, Android
• Microsoft Excel, OneNote, Outlook, PowerPoint, Teams, Word for iOS, Android
• Microsoft Loop for iOS
• Microsoft Power BI for iOS, Android

For detailed information of the affected systems, please refer to the corresponding security advisories at vendor's website.

Impact:

Successful exploitation of the vulnerability could lead to information disclosure on an affected system.

Recommendation:

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.

More Information:

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26133
• https://www.hkcert.org/security-bulletin/microsoft-products-information-disclosure-vulnerability_20260316
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-26133