Group-IB | Breaking Cybersecurity News | The Hacker News

Chrome V8 Zero-Day CVE-2026-11645 Exploited in the Wild - Patch Now

New FROST Attack Lets Websites Track What Sites and Apps You Open via SSD Timing

One-Character Linux Kernel Flaw Enables Local Root Access, Exploits Now Public

⚡ Weekly Recap: Instagram Account Hacks, Android Zero-Day, GitHub Worm and More

New ChatGPT Lockdown Mode Limits Tools That Could Enable Data Exfiltration

Free Apps Are Quietly Turning Smart TVs Into Web-Scraping Proxies for AI

AI Agent Uncovers 21 Zero-Days in FFmpeg; Chrome Patches Record 429 Bugs

Miasma Worm Hits 73 Microsoft GitHub Repositories in Major Supply Chain Attack

Cisco Patches CVE-2026-20230 in Unified CM as Exploit Code Goes Public

Claude Code GitHub Action Flaw Let One Malicious Issue Hijack Repositories

Microsoft Fixes One-Click GitHub Dev Attack That Let Attackers Steal OAuth Tokens

Autonomous AI Tool Finds 2-Year-Old RCE Flaw in Redis (CVE-2026-23479)

Microsoft 365 Android Apps Let Any App Steal Account Tokens via Leftover Debug Flag

Unpatched Windows Search URI Vulnerability Lets Attackers Steal NTLMv2 Hashes

New HTTP/2 Bomb Vulnerability Allows Remote DoS on NGINX, Apache, IIS, Envoy and Cloudflare

ThreatsDay Bulletin: AI Agents Gone Wrong, Sketchy C2 Tools, ClickFix Tricks, JS Backdoors + 20 New Stories