AppArmor, a widely deployed Linux Mandatory Access Control (MAC) framework, is at the center of a set of serious vulnerabilities that researchers have dubbed “CrackArmor.” Disclosed on March 12, 2026 by the Qualys Threat Research Unit (TRU), the collection of flaws affects AppArmor’s implementation as a Linux Security Module (LSM) and has been present in the upstream kernel since around
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When Local Trust Breaks: The OpenClaw 0-Click Vulnerability and What Developers Must Do Now
The speed at which developer-facing AI agents have been adopted is staggering — and rapid adoption often outpaces secure design. A recent, high-impact vulnerability in OpenClaw demonstrates how a single innocuous browser visit can be transformed into a full agent takeover. For developers and security teams, this is a reminder that conveniences like “localhost-first” assumptions carry real risk. This post
When Kali Meets Claude: How AI and MCP Are Changing Penetration Testing
The tools and workflows of penetration testing have evolved steadily over the past decade, but a recent shift feels more like a paradigm change than an incremental upgrade. Kali Linux — the distribution many security professionals rely on for reconnaissance, scanning, and exploitation — has been connected to a large language model via the open Model Context Protocol (MCP). The
SYSTEM at Risk: How a Splunk DLL Search-Order Flaw Lets Local Users Escalate Privileges
Splunk is a cornerstone of many security and operations teams, trusted to ingest, index, and analyze machine data across the enterprise. That trust makes any vulnerability in Splunk especially consequential. In February 2026 Splunk disclosed a high-severity Windows-specific vulnerability (CVE-2026-20140) that allows a low-privileged local user to perform a DLL search-order hijacking attack and gain SYSTEM-level privileges. The mechanics are
Chrome 0‑Day Under Active Attack: CVE‑2026‑2441 — What You Need to Do Now
Google has released an emergency patch for a high‑severity zero‑day in Chrome after confirming active exploitation in the wild. Tracked as CVE‑2026‑2441, the vulnerability is a use‑after‑free bug in Chrome’s CSS handling that can enable remote code execution when a user visits crafted web content. How the flaw works CVE‑2026‑2441 arises from improper lifecycle management of objects in the rendering
Understanding GPO Inheritance and Blocking: Troubleshooting in Windows Domain Environments
Group Policy Objects (GPOs) are the backbone of centralized management in Windows domain environments. From enforcing password complexity to deploying software, GPOs shape the configuration and security of every computer within an organization. While the concept of GPO inheritance promises simplicity—policies defined high up in the Active Directory (AD) hierarchy flow down to all subordinate units—the reality encountered by administrators