A threat actor targeting Microsoft 365 and Azure production environments is stealing data in attacks that abuse legitimate applications and administration features. [...]

Microsoft plans to raise the quality bar of Windows 11 drivers, as drivers "sit at the heart of every Windows experience" and connect the OS to the "silicon, components, and peripherals." [...]

Microsoft has confirmed user reports that the Teams team collaboration app is displaying non-dismissible location prompts on some macOS systems. [...]

Threat actors earlier today published more than 600 malicious packages to the Node Package Manager (npm) index as part of a new Shai-Hulud supply-chain campaign. [...]

Convenience store chain giant 7-Eleven confirmed that its systems were breached in a cyberattack claimed by the ShinyHunters extortion group last month. [...]

Microsoft's total vulnerability count stayed steady in 2025, but critical flaws surged year over year. BeyondTrust breaks down why attackers are increasingly focused on privilege escalation and identity abuse. [...]

IT teams are increasingly overwhelmed by alerts from disconnected systems, forcing responders to manually coordinate investigations during network incidents. This webinar explores how automation and AI-assisted workflows can help reduce response delays and improve operational coordination. [...]

Microsoft says customers in restricted network environments may encounter Windows Update failures after installing the January 2026 optional non-security preview updates. [...]

More than 200 individuals were arrested for cybercrime activities during INTERPOL's Operation Ramz, which focused on the Middle East and North Africa. [...]

A new variant of the 'SHub' macOS infostealer uses AppleScript to show a fake security update message and installs a backdoor. [...]

Many employees already use shadow AI tools at work without security review. Adaptive Security breaks down how teams can build practical AI governance without adding friction for employees. [...]

The Shai-Hulud malware leaked last week is now used in new attacks on the Node Package Manager (npm) index, as infected packages emerged over the weekend. [...]

Grafana Labs disclosed that hackers have downloaded its source code after breaching its GitHub environment using a stolen access token. [...]

Microsoft has finally brought back the resizable taskbar and Start menu to Windows 11 in the latest preview version rolling out to Insiders in the Experimental channel. [...]

Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and triggers 0x800f0922 errors. [...]

A recently patched local privilege escalation vulnerability in the Linux kernel's rxgk module now has a proof-of-concept exploit that allows attackers to gain root access on some Linux systems. [...]

The Pwn2Own Berlin 2026 hacking contest has concluded, with security researchers collecting $1,298,250 in rewards after exploiting 47 zero-day flaws. [...]

A cybersecurity researcher has released a proof-of-concept exploit for a Windows privilege escalation zero-day dubbed "MiniPlasma" that lets attackers gain SYSTEM privileges on fully patched Windows systems.  [...]

The Tycoon2FA phishing kit now supports device-code phishing attacks and abuses Trustifi click-tracking URLs to hijack Microsoft 365 accounts. [...]

A security researcher claims Microsoft quietly fixed an Azure Backup for AKS vulnerability after rejecting his report, and without issuing a CVE. Microsoft disputes the claim, telling BleepingComputer the behavior was expected and that "no product changes were made," despite the researcher docume...