KnowledgeDeliver flaw exploited as a zero-day to install web shells

Hackers exploited a critical zero-day vulnerability in a server running the KnowledgeDeliver learning management system (LMS) to deploy the Godzilla web shell.
Tech Times

llama.cpp GGUF Parser Flaws: Critical Integer Overflow Enables Arbitrary Reads in Every Local AI Stack

GGUF parser vulnerabilities disclosed May 15, 2026 include a critical integer overflow that lets any malicious model file ...
SecurityWeek

Hackers Exploited KnowledgeDeliver Zero-Day for Web Shell Deployment

CVE-2026-5426, a hardcoded ASP.NET machineKey in KnowledgeDeliver, was exploited as a zero-day in ViewState deserialization ...
The Windows Club

You can download Windows Server 2025 ISO file now

Windows Server 2025 comes with great developments like Hotpatching for everyone, next-generation Active Directory and SMB, Mission Critical Data & Storage, Hyper-V & AI, etc. To get these features and ...