Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
Active Zero-Day Exploitation: FastJson Unauthenticated RCE Defense Guide
Introduction Security Arsenal is actively tracking a critical zero-day campaign targeting US firms via unpatched vulnerabilities in the Fast...
CVE-2026-55971: Apache HTTPD Remote Code Execution — Detection and Hardening Guide
Introduction The Apache HTTP Server is the backbone of the modern internet, powering a significant portion of the web's infrastructure. Toda...
CVE-2026-16812: Arista VeloCloud Orchestrator — Active Exploitation Detection & Hardening
CVE-2026-16812: Arista VeloCloud Orchestrator — Active Exploitation Detection & Hardening Introduction On July 27, 2026, CISA added CVE-2026...
CVE-2025-68686: Fortinet FortiOS Symlink Bypass — Detection and Remediation
CVE-2025-68686: Fortinet FortiOS Symlink Bypass — Detection and Remediation On July 27, 2026, CISA added CVE-2025-68686 to the Known Exploit...
OpenAI AI Agent Failures: Detecting and Containing Rogue Autonomous Behavior
Introduction The illusion of control in Artificial Intelligence operations has been a fragile comfort for security teams. This week, that co...
n8n Expression Sandbox Escape Bypass: Detection and Remediation Guide
n8n Expression Sandbox Escape Bypass: Detection and Remediation Guide Introduction Security teams managing self-hosted automation infrastruc...
GitLab RCE via Oj Parser Chaining: Detection, Analysis, and Patching Guidance
GitLab RCE via Oj Parser Chaining: Detection, Analysis, and Patching Guidance Introduction On July 24, researchers disclosed a critical secu...
CVE-2026-66395: Critical Node.js Remote Code Execution — Detection and Hardening Guide
We are tracking a critical vulnerability in Node.js...
openSUSE Tumbleweed: Mozilla Firefox 153.0-1.1 Update Mitigates 63 Security Flaws
openSUSE Tumbleweed: Mozilla Firefox 153.0-1.1 Update Mitigates 63 Security Flaws Introduction The openSUSE security team has released advis...