#DNS
5 stories taggedDNS.
A Critical Flaw in Unbound Lets Attackers Hijack DNS Servers
A heap overflow in the DNSSEC validator of NLnet Labs' Unbound resolver, tracked as CVE-2026-81642, opens the door to remote code execution. Version 1.26.1 fixes it.
Three High-Severity BIND Flaws Let Attackers Crash the Internet's Phone Book
ISC patched 14 vulnerabilities in BIND 9 on 16 September 2026, including three remotely exploitable bugs that can knock DNS resolvers offline with a single crafted packet.
Criminals Spent Almost $7 Million Buying Expired Web Domains to Push Scams and Malware
Infoblox says 50,400 'dropcatch' domains were scooped up in the first half of 2026 to inherit the trust of the sites that came before them.
Cloudflare Says Terabit-Scale DDoS Attacks Jumped Fivefold This Spring
The web-infrastructure giant mitigated more than 800 network attacks above 1 Tbps in the second quarter, up from 130 the quarter before.
Forgotten DNS Records Could Become a Nation-State Weapon, Researchers Warn
A technique called 'dangling DNS' has lurked in security circles for years. Researchers now say AI could automate it at a scale that threatens governments and the software supply chains millions of organisations depend on.