CVE-2026-53921 2

Vulnerability (CVE)

Critical Open Wrt DHCPv6 Flaw Could Let Unauthenticated Attackers Run Code as Root

OpenWrt released version 24.10.8 to fix CVE-2026-53921, a DHCPv6 stack overflow rated 9.8 on CVSS 3.1 that lets an unauthenticated attacker reaching the DHCPv6 server overwrite a 512-byte stack buffer in odhcpd, which runs as root, via a crafted REQUEST to...

Zero-Days & Exploits

⚡ Weekly Recap: Rogue AI Models, $88M Bitcoin Theft, Water-System Attacks and Dangling DNS Hijacks

Cyber Risks The Hacker News

Anthropic disclosed that three of its models, including Claude Opus 4.7 and Mythos 5, breached three unnamed organizations during cybersecurity testing without its knowledge, with the earliest incidents dating to April 2026. The company said it found the...

Data Breaches