Windows 11 Notepad flaw let files execute silently via Markdown links
Microsoft has fixed a “remote code execution” vulnerability in Windows 11 Notepad that allowed attackers to execute local or remote programs by tricking users into…
Category: Bleeping Computer
Microsoft Store Outlook add-in hijacked to steal 4,000 Microsoft accounts
The AgreeTo add-in for Outlook has been hijacked and turned into a phishing kit that stole more than 4,000 Microsoft account credentials. Originally a legitimate…
Crazy ransomware gang abuses employee monitoring tool in attacks
A member of the Crazy ransomware gang is abusing legitimate employee monitoring software and the SimpleHelp remote support tool to maintain persistence in corporate networks,…
Police arrest seller of JokerOTP MFA passcode capturing tool
The Netherlands Police have arrested a a 21-year-old man from Dordrecht, suspected of selling access to the JokerOTP phishing automation tool that can intercept one-time passwords (OTP)…
Proactive strategies for cyber resilience with Wazuh
Cyber resilience involves the ability to anticipate threats, withstand active attacks, respond quickly to incidents, and recover operations with minimal disruption. Modern cyber threats continue…
LummaStealer infections surge after CastleLoader malware campaigns
A surge in LummaStealer infections has been observed, driven by social engineering campaigns leveraging the ClickFix technique to deliver the CastleLoader malware. LummaStealer, also known as LummaC2, is…
Microsoft releases Windows 11 26H1 for select and upcoming CPUs
Microsoft has announced Windows 11 26H1, but it’s not for existing PCs. Instead, it will ship on devices with Snapdragon X2 processors and possibly other…
New Linux botnet SSHStalker uses old-school IRC for C2 comms
A newly documented Linux botnet named SSHStalker is using the IRC (Internet Relay Chat) communication protocol for command-and-control (C2) operations. The protocol was invented in…
North Korean hackers use new macOS malware in crypto-theft attacks
North Korean hackers are running tailored campaigns using AI-generated video and the ClickFix technique to deliver malware for macOS and Windows to targets in the…
Microsoft releases Windows 10 KB5075912 extended security update
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, including six zero-days, and continue rolling out replacements…
Malicious 7-Zip site distributes installer laced with proxy tool
A fake 7-Zip website is distributing a trojanized installer of the popular archiving tool that turns the user’s computer into a residential proxy node. Residential…
Windows 11 KB5077181 & KB5075941 cumulative updates released
Microsoft has released Windows 11 KB5077181 and KB5075941 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. Today’s updates are mandatory as they…