Chromium: CVE-2026-1504 Inappropriate implementation in Background Fetch API

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2024 ) for more information.


CVE-2026-20960 PowerApps Desktop Client Remote Code Execution Vulnerability

Corrected Download links in the Security Updates table. This is an informational change only.


CVE-2026-21509 Microsoft Office Security Feature Bypass Vulnerability

Updated FAQ information. This is an informational change only.


Chromium: CVE-2026-1220 Race in V8

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see [Google Chrome Releases](https://chromereleases.googleblog.com/2024 ) for more information.


CVE-2026-21264 Microsoft Account Spoofing Vulnerability

Improper neutralization of input during web page generation (‘cross-site scripting’) in Microsoft Account allows an unauthorized attacker to perform spoofing over a network.


CVE-2026-24304 Azure Resource Manager Elevation of Privilege Vulnerability

Improper access control in Azure Resource Manager allows an authorized attacker to elevate privileges over a network.


CVE-2026-21520 Copilot Studio Information Disclosure Vulnerability

Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector


CVE-2026-24307 M365 Copilot Information Disclosure Vulnerability

Improper validation of specified type of input in M365 Copilot allows an unauthorized attacker to disclose information over a network.


CVE-2026-21227 Azure Logic Apps Elevation of Privilege Vulnerability

Improper limitation of a pathname to a restricted directory (‘path traversal’) in Azure Logic Apps allows an unauthorized attacker to elevate privileges over a network.


CVE-2026-24305 Azure Entra ID Elevation of Privilege Vulnerability

Azure Entra ID Elevation of Privilege Vulnerability


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