GPUBreach exploit uses GPU memory bit-flips to achieve full system takeover

GPUBreach attack technique uses GPU memory bit-flips to escalate privileges and potentially take full control of a system. New research shows that attacks like GPUBreach exploit RowHammer bit-flips in... Read more »

U.S. CISA adds a flaw in Fortinet FortiClient EMS to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Fortinet FortiClient EMS to its Known Exploited Vulnerabilities catalog The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a... Read more »

GitHub Copilot CLI gets a second-opinion feature built on cross-model review

Coding agents make decisions in sequence: a plan is drafted, implemented, then tested. Any error introduced early compounds as subsequent steps build on the same flawed assumption. Self-reflection is... Read more »

Experts published unpatched Windows zero-day BlueHammer

A researcher leaked the unpatched Windows zero-day “BlueHammer,” letting attackers gain SYSTEM rights; no patch exists yet. A disgruntled researcher released the BlueHammer Windows zero-day, a privilege escalation flaw... Read more »

OpenAI opens applications for an external AI safety research fellowship

OpenAI is accepting applications for a paid fellowship program that will fund external researchers to work on safety and alignment questions related to advanced AI systems. The program, called... Read more »

Comp AI: The open-source way to get compliant with SOC 2, ISO 27001, HIPAA and GDPR

Getting a startup through a SOC 2 audit has long meant months of manual evidence collection, policy writing, and repeated back-and-forth with auditors. A growing number of compliance platforms... Read more »

The case for fixing CWE weakness patterns instead of patching one bug at a time

In this Help Net Security interview, Alec Summers, MITRE CVE/CWE Project Lead, discusses how CWE is moving from a background reference into active use in vulnerability disclosure. More CVE... Read more »

How Mimecast brings enterprise-grade email protection to API deployment

In this Help Net Security video, Andrew Williams, Senior Product Manager at Mimecast, walks through the company’s API-based email security protection for Microsoft 365 and Google Workspace environments. The... Read more »

Google study finds LLMs are embedded at every stage of abuse detection

Online platforms are running large language models at every stage of LLM content moderation, from generating training data to auditing their own systems for bias. Researchers at Google mapped... Read more »

Citrix NetScaler Under Active Recon for CVE-2026-3055 (CVSS 9.3) Memory Overread Bug

A recently disclosed critical security flaw impacting Citrix NetScaler ADC and NetScaler Gateway is witnessing active reconnaissance activity, according to Defused Cyber and watchTowr. The vulnerability, CVE-2026-3055 (CVSS score:... Read more »
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