Recent Advisories

Severity ID Title Vendor Product Date Type
NONE MSSECURE:5A3B81...

The security implementation gap: Why Microsoft is supporting Operation Winter SHIELD_MSSECURE:5A3B81ABD7773C3A0257FFAA44068364

Every conversation I have with information security leaders tends to land in the same place. People understand what matters. They know the framewor...

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NONE MSSECURE:5482E5...

Detecting backdoored language models at scale_MSSECURE:5482E5D86068A8B083E2229CADEEC6D2

Today, we are releasing new research on detecting backdoors in open-weight language models. Our research highlights several key properties of langu...

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NONE MSSECURE:14DCE9...

Microsoft SDL: Evolving security practices for an AI-powered world_MSSECURE:14DCE97526E6F9551BC34F0074E30E80

As AI reshapes the world, organizations encounter unprecedented risks, and security leaders take on new responsibilities. Microsoft’s Secure Develo...

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NONE MSSECURE:4D0634...

Infostealers without borders: macOS, Python stealers, and platform abuse_MSSECURE:4D0634F3DAF2A15E42C498B4C9AD6EBC

Infostealer threats are rapidly expanding beyond traditional Windows-focused campaigns, increasingly targeting macOS environments, leveraging cross...

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CRITICAL 9.3 MSSECURE:627E8D...

Case study: Securing AI application supply chains_MSSECURE:627E8D955CE7CBCECBA80DFA1EF0CC01

The rapid adoption of AI applications, including agents, orchestrators, and autonomous workflows, represents a significant shift in how software sy...

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NONE MSSECURE:D7D6CD...

Turning threat reports into detection insights with AI_MSSECURE:D7D6CD3198C9B1ECF15C678F79F58F3B

Security teams routinely need to transform unstructured threat knowledge, such as incident narratives, red team breach-path writeups, threat actor ...

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NONE MSSECURE:4185DF...

New Microsoft Data Security Index report explores secure AI adoption to protect sensitive data_MSSECURE:4185DFA8B6C7434CA536C756EA8CCF63

Generative AI and agentic AI are redefining how organizations innovate and operate, unlocking new levels of productivity, creativity and collaborat...

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NONE MSSECURE:458AC7...

Microsoft announces the 2026 Security Excellence Awards winners_MSSECURE:458AC7CF04FBC5E338AFDA67D3EC8D48

In today’s fast‑moving digital arena, security isn’t a solo act—it’s a team sport. Every day, defenders across the globe suit up, strategize, and w...

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NONE MSSECURE:215B90...

Security strategies for safeguarding governmental data_MSSECURE:215B9054FD8B88FC137DC11FC127DEC3

__The Deputy CISO blog series is where Microsoft _ Deputy Chief Information Security Officers_ (CISOs) share their thoughts on what is most impor...

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NONE MSSECURE:AEF985...

A new era of agents, a new era of posture_MSSECURE:AEF985192AAF423C6B76F8EFDA2972DF

The rise of AI Agents marks one of the most exciting shifts in technology today. Unlike traditional applications or cloud resources, these agents a...

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