CVE-2026-21858 – CyberSecurityBoard

Cyber News

Chinese Hacker Uses DeepSeek via Telegram to Drive Autonomous Attacks

Palo Alto Networks' Unit 42 has uncovered a Chinese-speaking threat actor who leveraged the DeepSeek AI model through the open-source Hermes Agent…

AI Alibaba Anthropic autonomous attack

July 31, 2026

Critical CVEs

ThreatsDay: AI-Powered Hacking, 370 Chrome Flaws, SonicWall Attacks, DNS Hijacking + 22 More Stories

ThreatsDay: AI-Powered Hacking, 370 Chrome Flaws, SonicWall Attacks, DNS Hijacking + 22 More Stories Ravie LakshmananJul 30, 2026Hacking News / Cybersecurity News…

APT breach CVE-2025-68613 CVE-2026-0300

July 30, 2026

Critical CVEs

CVE-2026-21858: n8n Unauthenticated File Access

CVE-2026-21858 is an unauthenticated file-access vulnerability in n8n, a workflow automation platform. It was chained with CVE-2025-68613 in an attempted attack. Fixed…

CVE-2026-21858 file access n8n workflow

July 30, 2026