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CVE-2026-65400

CVE-2026-65400: macOS Screen Sharing Authentication Bypass Can Lead to Root-Level Remote Access

The CyberSec Guru

CVE-2026-65400 affects macOS Screen Sharing. Learn how the authentication flaw works, affected versions, exploitation research, detection etc.

Proton VPN AB testing

Proton VPN Pricing A/B Test: How One HTML Tag Correlates With a €12 Difference in What Customers Pay

The CyberSec Guru

An investigation into Proton VPN's pricing page found an A/B-test tag linked to two VPN Plus prices: €2.99 and €3.49 per month

IRCTC Tatkal server down

Why IRCTC Keeps Crashing During Tatkal Booking: A Technical Deep Dive into India’s Biggest Ticketing Bottleneck

The CyberSec Guru

Why does IRCTC crash during Tatkal? An in-depth technical analysis of traffic spikes, database contention, retries, CAPTCHA, payments and more

Beginner’s Guide to Conquering DanglingTree on Hack the Box

The CyberSec Guru

Conquer DanglingTree on Hack The Box like a pro with the beginner's HTB writeup. Dominate this challenge and level up your cybersecurity skills

WordPress CVE-2026-64638

New WordPress Pre-Authentication XSS Could Lead to PHP Code Execution, Patch Immediately

The CyberSec Guru

Learn how CVE-2026-64638 affects WordPress, why the pre-authentication XSS is dangerous, how researchers chained it to PHP code execution using XSS2Shell

Metabase SQL Injection

Metabase Confirms Active Exploitation of Critical SQL Injection Flaw, Urges Immediate Upgrades for Self-Hosted Deployments

The CyberSec Guru

Metabase has disclosed a critical SQL injection vulnerability that is actively exploited in the wild. Learn how the attack works, affected versions, IoCs and more

CVE-2026-64561

Zapscape: A Technical Deep-dive of the CVE-2026-64561 KVM Guest-to-Host Escape

The CyberSec Guru

Discover how Zapscape (CVE-2026-64561) exploits Linux KVM's Shadow MMU to achieve guest-to-host escape, including root cause, exploitation and more

Spectre v2 bypass

New Interrupt Injection Attack Bypasses Spectre v2 Defenses on Intel and AMD CPUs

The CyberSec Guru

MIT CSAIL researchers discovered Interrupt Injection, a new speculative execution attack that bypasses Spectre v2 mitigations on Intel and AMD CPUs

WebKit IP leak

Apple WebKit Flaws Can Leak Real IP Addresses Despite iCloud Private Relay and Proxy Browsers

The CyberSec Guru

Researchers discovered three WebKit behaviors that bypass Apple Private Relay and proxy browsers, exposing users' real IP addresses and DNS requests on iOS and macOS

CVE-2026-64531

OVSwrap (CVE-2026-64531): How a 13-Year-Old Open vSwitch Bug Became a Reliable Linux Root Exploit

The CyberSec Guru

OVSwrap (CVE-2026-64531) is a Linux kernel privilege escalation flaw affecting Open vSwitch. Explore the vulnerability, exploit chain and more