WestJet, Canada's second-largest airline, is investigating a cyberattack that has disrupted access to some internal systems as it responds to the breach. [...]

The DragonForce ransomware operation successfully breached a managed service provider and used its SimpleHelp remote monitoring and management (RMM) platform to steal data and deploy encryptors on downstream customers' systems. [...]

An Iranian national has pleaded guilty to participating in the Robbinhood ransomware operation, which was used to breach the networks, steal data, and encrypt devices of U.S. cities and organizations in an attempt to extort millions of dollars over a five-year span. [...]

​​Microsoft has released the KB5055627 preview cumulative update for Windows 11 24H2 with many new features gradually rolling out, and some new bug fixes for everyone. [...]

Two vulnerabilities impacting Craft CMS were chained together in zero-day attacks to breach servers and steal data, with exploitation ongoing, according to CERT Orange Cyberdefense. [...]

A recent Windows security update that creates an 'inetpub' folder has introduced a new weakness allowing attackers to prevent the installation of future updates. [...]

Microsoft confirms that the weekend Entra account lockouts were caused by the invalidation of short-lived user refresh tokens that were mistakenly logged into internal systems. [...]

Windows administrators from numerous organizations report widespread account lockouts triggered by false positives in the rollout of a new Microsoft Entra ID's "leaked credentials" detection app called MACE. [...]

Public exploits are now available for a critical Erlang/OTP SSH vulnerability tracked as CVE-2025-32433, allowing unauthenticated attackers to remotely execute code on impacted devices. [...]

Cybercriminals are abusing Microsoft's Trusted Signing platform to code-sign malware executables with short-lived three-day certificates. [...]

Researchers have determined that Coinbase was the primary target in a recent GitHub Actions cascading supply chain attack that compromised secrets in hundreds of repositories. [...]

Veeam has patched a critical remote code execution vulnerability tracked as CVE-2025-23120 in its Backup & Replication software that impacts domain-joined installations. [...]

A recent social engineering campaign targeted job seekers in the Web3 space with fake job interviews through a malicious "GrassCall" meeting app that installs information-stealing malware to steal cryptocurrency wallets. [...]