Two Critical NGINX RCE Flaws: CVE-2026-42530 & 42055
F5 released emergency patches for two CVSS 9.2 critical RCE flaws in NGINX — a use-after-free in the HTTP/3 QUIC module (CVE-2026-42530) and a heap buffer…
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CYBERSECURITY
Security research, penetration testing, CVE analysis, PCI-DSS compliance, and defensive programming techniques for web applications.
79 ARTICLES
HTTP/2 Bomb (CVE-2026-49975): One-Connection DoS Attack
A novel denial-of-service exploit discovered by OpenAI Codex lets a single attacker exhaust tens of gigabytes of server memory in under 20 seconds by chaining…
CVE-2026-8206: Kirki WordPress Plugin Privilege Escalation
A critical unauthenticated privilege escalation flaw in the Kirki Customizer Framework WordPress plugin allows attackers to take over any user account —…
CVE-2026-8713: Avada Builder File Deletion RCE
A critical arbitrary file deletion flaw in the Avada Builder plugin lets attackers delete wp-config.php, triggering WordPress install mode and enabling them to…
Cybersecurity Essentials for Billing Software
Billing software handles sensitive financial data a prime target for attackers. From SQL injection prevention to PCI-DSS compliance and token-based…
WordPress Security Vulnerabilities: Core 6.3.2 Analysis
Multiple WordPress security vulnerabilities were identified in versions up to 6.3.1, including shortcode abuse, stored XSS in Footnotes and Navigation Links,…
Penetration Testing Web Applications: Beginner's Guide
Before you can secure a web application, you have to think like an attacker. This beginner's framework for web application penetration testing covers…