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February 2026 Monthly Patch

Csa.Sg • February 11, 2026

Microsoft has released security patches to address multiple vulnerabilities in their software and products.

Microsoft has released security patches to address multiple vulnerabilities in their software and products. The vulnerabilities that have been classified as Critical in severity are listed in the table below. For the full list of security patches released by Microsoft, please refer to

Critical Vulnerabilities

Azure Front Door Elevation of Privilege Vulnerability

Azure Arc Elevation of Privilege Vulnerability

Azure Function Information Disclosure Vulnerability

Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability

Microsoft ACI Confidential Containers Information Disclosure Vulnerability

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Microsoft Addresses Six Actively Exploited Zero-Day Vulnerabilities On February 10, 2026, Microsoft released a security update addressing 59 vulnerabilities, including six zero-day flaws that were actively exploited prior to the patch. The vulnerabilities affect various Microsoft products, with three of them being security feature bypass flaws, allowing attackers to circumvent built-in protections. The affected CVEs were published and added to the CISA KEV list on the same day. 70 sources 45

Extracted Entities

Platforms (4)

Azure Arc Azure Front Door Azure Function Microsoft ACI Confidential Containers

Vulnerabilities (5)

Azure Arc Elevation Of Privilege Vulnerability Azure Front Door Elevation Of Privilege Vulnerability Azure Function Information Disclosure Vulnerability Microsoft ACI Confidential Containers Elevation Of Privilege Vulnerability Microsoft ACI Confidential Containers Information Disclosure Vulnerability