Hackers exploited a critical zero-day vulnerability in a server running the KnowledgeDeliver learning management system (LMS) to deploy the Godzilla web shell.
CVE-2026-5426, a hardcoded ASP.NET machineKey in KnowledgeDeliver, was exploited as a zero-day in ViewState deserialization ...
Learn how a single JavaScript Date() timezone mistake silently corrupts web apps and how to fix timestamp bugs in JS, Python, cron jobs, MySQL, and React SSR.