Every release of the Unbound DNS resolver before 1.26.1 has a critical heap overflow in its DNSSEC validator, maintainer NLnet Labs said in an advisory on Wednesday. An attacker who controls a malicious zone and queries a vulnerable resolver can trigger it, enabling remote code execution. Unbound 1.26.1, released the same day,Read More »Critical Unbound DNSSEC Validator Flaw Could Allow RCE via a Malicious DNS Zone
Research shows attacks on manufacturers rose 40% in early 2026, as ransomware groups increasingly exploit the supply-chain disruption caused by operational shutdowns. The post Ransomware Attacks on Manufacturers Surge as Supply Chain Risk Grows appeared first on SecurityWeek.
The vulnerabilities may lead to root access, command execution, bypasses, SQL injection, and remote code execution. The post Cisco Fixes Dozens of Flaws Across FMC, ISE and Nexus Dashboard appeared first on SecurityWeek.
A new CVE drops. Your scanner finds it. The severity score looks ugly. But that still does not answer the question that matters: Can it actually be exploited in your environment? Mythos-class AI is compressing the time between disclosure and working exploitation, while many security programs still validate risk onRead More »Can You Prove a New CVE Is Exploitable Before Attackers Do? Learn How in This Webinar
This essay was written with Nathan E. Sanders, and originally appeared in The Guardian. There are plenty of signs that AI will make all of our experiences of the US midterm elections worse. Voters have anxiety about AI’s impacts on the country. Politicos are using AI deepfakes to spread lies.Read More »How Candidates Could Use AI for Good
Attackers now weaponize new vulnerabilities in about five days (Mandiant, part of Google Cloud). The median organization takes 43 days to patch one (Verizon DBIR 2026). A new free guide explains how autonomous AI agents are closing that gap, and what security leaders must demand before pointing one at production.Read More »CISO’s Expert Guide to Agentic Pentesting for Websites
The China-aligned state-sponsored threat actor known as FamousSparrow has been observed deploying a previously unreported backdoor called SparroWocky in attacks targeting multiple countries in Latin America since at least August 2025. “SparroWocky is a modular, C++ backdoor,” ESET security researchers Alexandre Côté Cyr and Romain Dumont said in a technicalRead More »China-Aligned FamousSparrow Deploys SparroWocky Backdoor Across Latin America
OpenAI on Wednesday disclosed six new instances of “unexpected or concerning model behavior” that took place over the past six months, while sharing a new framework for reporting, tracking, investigating, and disclosing model misalignment in a bid to improve transparency. “As AI systems grow more advanced and more widely deployed,Read More »OpenAI Reveals Six Model Incidents Involving Hidden Failures and Unauthorized Uploads
The Internet Systems Consortium (ISC) has released BIND 9.20.29 and 9.21.26 to fix fourteen security flaws it disclosed on 16 September in BIND 9, its open-source DNS server software. One of them affects any BIND server that answers DNS-over-HTTPS (DoH). A sender with no credentials can crash the server process, named, with a single requestRead More »BIND 9 Update Fixes 14 Flaws, Including an Unauthenticated Crash Over DNS-over-HTTPS
Complementing Zero Trust models, decoys enable organizations to detect, observe, and block malicious activity in their environments. The post CISA Releases Cyber Decoy Guidance to Strengthen Critical Infrastructure Defenses appeared first on SecurityWeek.
