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A critical, unpatched vulnerability has been discovered in Ollama, a widely used open-source platform for running Large Language Models locally. Tracked as CVE-2026-5757, this severe memory leak allows unauthenticated remote attackers to extract sensitive data directly from a server’s heap. Discovered by security researcher Jeremy Brown via AI-assisted vulnerability research and disclosed publicly on April […]

The post Hackers Can Exploit Ollama Model Uploads to Leak Sensitive Server Data appeared first on Cyber Security News.

A new and fast-moving cyber threat has emerged, where hackers linked to China are quietly building large networks of compromised routers and edge devices to carry out covert cyber operations against organisations around the world. Rather than setting up their own infrastructure from scratch, these threat actors have taken a smarter and far cheaper approach. […]

The post Hackers Abuse Compromised Routers to Hide China-Linked Cyber Operations appeared first on Cyber Security News.

Editor’s note: The analysis is authored by Moises Cerqueira, malware researcher & threat hunter. You can find Moises on LinkedIn and X. A new phishing campaign targeting Brazilian users demonstrates how modern financial malware has evolved from simple credential theft into full-scale, operator-driven fraud platforms. Disguised as a judicial summons, this campaign leverages social engineering, multi-stage malware delivery, and real-time […]

The post Inside agenteV2: How Brazilian Attackers Use Fake Court Summons to Steal Banking Credentials in Real Time  appeared first on ANY.RUN's Cybersecurity Blog.