15-Year-Old GhostLock Flaw Enables Root and Container Escape on Most Linux Distros

15-Year-Old GhostLock Flaw Enables Root and Container Escape on Most Linux Distros Researchers at Nebula Security have disclosed GhostLock (CVE-2026-43499), a 15-year-old Linux kernel flaw that lets any logged-in user take full root control

n8n Sandbox Escape Lets Workflow Editors Run OS Commands as the n8n Process

n8n Sandbox Escape Lets Workflow Editors Run OS Commands as the n8n Process n8n has patched a high-severity expression-sandbox escape that could let an authenticated workflow editor execute operating-system commands

Tailcat – Like netcat, but over Tailscale’s data plane

Tailcat – Like netcat, but over Tailscale’s data plane Source: Hacker News