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LATEST NEWS Reliable cybersecurity news and in-depth resources, written by industry experts. Explore news topics Cyberinsider resources Reliable cybersecurity news and resources

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News

CyberInsider
cyberinsider.com > microsoft-releases-windows-security-update-addressing-723-flaws

Microsoft releases Windows security update addressing 723 flaws

4+ day, 9+ hour ago   (391+ words) Microsoft has released its September 2026 security updates, fixing two Windows elevation-of-privilege vulnerabilities that attackers are already exploiting in the wild. The company’s broader Patch Tuesday release addresses 974 CVEs across its products, including 723 affecting Windows. The two actively exploited flaws are…...

CyberInsider
cyberinsider.com > mikrotik-routeros-bugs-actively-exploited-in-device-takeover-attacks

MikroTik RouterOS bugs actively exploited in device takeover attacks

5+ day, 20+ hour ago   (423+ words) CERT Polska is warning MikroTik customers to urgently update RouterOS after confirming that attackers are exploiting two critical SSH vulnerabilities to gain full administrative access to internet-exposed devices. The Polish national cybersecurity team disclosed six RouterOS vulnerabilities on September 5, including…...

CyberInsider
cyberinsider.com > new-revstealer-malware-spreads-as-fake-claude-opus-5-desktop-app

New RevStealer malware spreads as fake Claude Opus 5 desktop app

1+ week, 5+ day ago   (259+ words) RevStealer malware is being distributed through trojanized Electron applications, including a GitHub project masquerading as a free desktop version of Anthropic’s Claude Opus 5. The malware steals browser data, password-manager files, cryptocurrency wallets, credentials, and documents while using multiple techniques to…...

CyberInsider
cyberinsider.com > badbox-linked-android-malware-has-now-infected-car-head-units

BadBox-linked Android malware has now infected car head units

3+ week, 1+ day ago   (333+ words) Android malware is spreading through the built-in firmware update mechanism of automotive head units, turning the devices into nodes for ad fraud and a residential proxy botnet. Kaspersky reports this is the first documented malware campaign with an infection chain…...

CyberInsider
cyberinsider.com > new-synkloader-malware-uses-fake-windows-lock-screen-to-steal-passwords

New SynkLoader malware uses fake Windows lock screen to steal passwords

3+ week, 1+ day ago   (324+ words) A new malware family dubbed SynkLoader uses a fake Windows lock screen to steal users’ login passwords before giving attackers remote access to corporate networks. The modular malware combines Python, PowerShell, C#, and C++ components, with many payloads executed only…...