News

Nintendo Switch 2 Jailbreak

ns2jb explained: the software-only exploit chain that broke the Nintendo Switch 2’s trust boundary

The CyberSec Guru

A technical walkthrough of ns2jb, the software-only Nintendo Switch 2 jailbreak: a SmileBASIC 4 overflow, an fs heap bug, and a TOCTOU trust bypass

CVE-2026-80097: How a Microsoft Authenticator Android Flaw Let Any App Steal Work Tokens

CVE-2026-80097: How a Microsoft Authenticator Android Flaw Let Any App Steal Work Tokens

The CyberSec Guru

CVE-2026-80097 let a zero-permission Android app steal Microsoft Authenticator tokens. See how the broker bypass worked, how to hunt for abuse, and how to fix it

Tailworm Tailscale SSH Unix Socket Flaws Explained

Tailworm and Tailscale SSH: How Root-Run Unix Socket Forwarding Breaks Privilege Separation

The CyberSec Guru

Breakdown of the Tailworm report on Tailscale SSH: root-run Unix socket forwarding, TOCTOU races, Docker socket abuse, and how to fix the privilege model

CVE-2026-91403: How eMudhra’s Weak CA Keys Broke Java TLS Trust

The CyberSec Guru

Learn how CVE-2026-91403 exposed Java TLS to forged certificates through weak eMudhra CA keys, cross-signing risks, and JSSE trust failures

AI Agents in Banking

AI Agents in Banking: Why Agentic Finance Broke the Authentication Model

The CyberSec Guru

U.S. banks face new AI agent security risks as autonomous tools access customer accounts. Explore authentication gaps, prompt injection, OAuth, MCP and defenses

Linux Kernel Bugs Disclosed on Public Mailing Lists

Linux Kernel Vulnerabilities, October 2026: The ZDI Disclosure Sequence Explained

The CyberSec Guru

Linux kernel security disclosure controversy explained: ZDI reports, public mailing lists, unpatched vulnerability concerns, responsible disclosure and kernel maintainer challenges

CAPCOM ID Breach

CAPCOM ID Breach: 11.7 Million Records Exposed and 196 Passwords Changed

The CyberSec Guru

Capcom confirmed a CAPCOM ID breach exposing 11.8M records and 196 unauthorized password changes. What leaked, how it may have happened, and what to do

PingCAP Data Breach

PingCAP Data Breach: What the TiDB Cloud Control Plane Compromise Means for Customers

The CyberSec Guru

PingCAP confirmed stolen service account credentials led to a TiDB Cloud breach. See what was taken, what FulcrumSec claims, and which keys to rotate now

Railway Security Breach

Railway security incident: exposed environment variables and the risk to AI API keys

The CyberSec Guru

Railway disclosed a security breach that may have exposed environment variables, API keys and database credentials. Read the technical analysis and response steps

GitLab regex vulnerability CVE-2026-110264

CVE-2026-110264: a 12-year-old regex integer overflow in GitLab scores CVSS 10.0

The CyberSec Guru

GitLab CVE-2026-110264 is a critical regex compiler integer overflow rated CVSS 10.0. Learn about regular expression RCE, affected versions and security patches