AI
Microsoft 365 E7 Guardian Agents Apply Dynamic Permissions to Mitigate AI Insider Threats
New tools treat autonomous AI agents as potential insider threats, using continuous risk assessments to manage permissions and access controls.
Microsoft
Everything Vector Bulletin has reported about Microsoft: 18 stories, newest first. Part of our Tech News coverage.
Tech News
Microsoft Project Perception adds Guardian Agents to limit AI permissions
Microsoft introduces adaptive security controls for AI agents within Project Perception to contain risks and enforce policy boundaries.
AI
Microsoft introduces Guardian Agents to monitor internal AI behaviour
Microsoft proposes a new security architecture to supervise autonomous AI agents operating within enterprise networks.
Tech News
Microsoft distributes commemorative Windows Insider wallpapers for twelve-year milestone
Microsoft has released a set of ten new desktop backgrounds for Windows Insiders, celebrating twelve years of the program with designs inspired by the Windows 11 Bloom aesthetic.
Tech News
Surface Laptop Ultra launch highlights Windows 11 software constraints
Microsoft unveils new hardware alongside NVIDIA chips, but reviewers note the operating system may limit the device's overall value proposition.
Tech News
Windows 11 Update Failures Linked to 0x800f0845 Error Code
Multiple Windows 11 cumulative updates are failing to install, displaying a specific error code that has persisted for several months.
Tech News
Microsoft NVIDIA Whitepaper Offers Shared Taxonomy and Controls for Open-Weight AI Deployment Risks
A new joint whitepaper from Microsoft and NVIDIA provides enterprises with a shared taxonomy and controls to manage risks in open-weight AI deployments.
Cloud Security
US Cloud Providers Plan $690B Capital Expenditure on AI Infrastructure in 2026
Five major US technology firms commit to spending between $660 billion and $690 billion on AI hardware and data centres next year.
Tech News
Nvidia and Apple top funders with $25M each for Trump White House ballroom
Documents reveal Nvidia and Apple each committed $25 million, the highest amounts, to fund the construction of Donald Trump’s White House ballroom.
Tech News
Microsoft Open Sources Integrated HSM Code to Boost Crypto Key Protection via Industry Collaboration
Microsoft publishes open-source Integrated HSM technology to enhance hardware security and cryptographic key protection through industry collaboration.
Vulnerabilities
Excel Memory Corruption Bug Enables Remote Code Execution on Windows and Mac
A high-severity memory corruption bug in Microsoft Excel allows remote attackers to run arbitrary code on affected systems without prior authentication.
Vulnerabilities
.NET Recursion Flaw CVE-2026-58280: Microsoft Patches Versions 8-11 to Block DoS Crashes
Microsoft has released patches for a high-severity denial-of-service vulnerability in .NET that allows remote attackers to crash services via uncontrolled recursion.
Vulnerabilities
System.Security.Cryptography.Xml Fixes Remote DoS via Resource Exhaustion in .NET 8-11
Microsoft has released updates for System.Security.Cryptography.Xml to fix a high-severity flaw that allows attackers to deny service via unbounded resource use.
Tech News
Microsoft releases Decision-1 model based on Alibaba’s Qwen architecture
Microsoft has launched a small AI model designed to select from fixed answer options, built upon Alibaba’s open-weight Qwen3.5-9B foundation.
Vulnerabilities
Microsoft QUIC Heap Corruption CVE-2026-105016 Enables Critical Unauthenticated RCE in .NET 8-11 Windows
A critical flaw in Microsoft QUIC allows unauthenticated remote code execution via crafted IPv6 packets, affecting .NET 8 through 11 on Windows.
Vulnerabilities
Win10/11 MQ Use-After-Free: Critical Unauthenticated RCE Flaw Affects Multiple Builds with 9.8 CVSS Score
An unauthenticated remote code execution vulnerability in Windows Message Queuing affects multiple Windows 10 and 11 builds with a CVSS score of 9.8.
Tech News
Microsoft Decision-1: 35x Faster Probabilistic Classification via Qwen3.5-9B on Foundry
The new model returns probabilities for fixed answer sets, offering lower latency and cost for structured decision workflows compared to general-purpose LLMs.
Vulnerabilities
Azure API Center Info Disclosure Bug CVE-2026-83943 Enables Unauthorised Network Access
Microsoft assigns a high severity score to an information disclosure vulnerability in its cloud API management service that permits unauthorised network access.