SECURITY Affairs’ newsletter Round 576 – INTERNATIONAL EDITION, written by Pierluigi Paganini, arrived on 10 May 2026 and offers a curated weekly round-up of security reporting for an international audience.
The issue highlights a set of featured stories, including Quasar Linux RAT (QLNX): A Fileless Linux Implant Built for Stealth and Persistence; Braintrust security incident raises concerns over AI supply chain risks; RansomHouse says it breached Trellix and exposes internal systems; Cyberattacks on Poland’s Water Plants: A Blueprint for Hybrid Warfare; Zara Data Breach: 197,000 Customers Exposed in Third-Party Security Incident; and Dirty Frag: A new Linux privilege escalation vulnerability is already in the wild.
It also includes items on AI, cyberwarfare, and other security topics, with links to deeper analyses and related reports from the international press section. The newsletter formats a concise digest of recent security news for readers worldwide.