DLL Hijacking: Risks, Real-World Examples and How to Prevent Attacks
There’s been buzz around CVE-2025-56383 (published on Sept. 26, 2025), a hijacking vulnerability in Notepad++ v8.8.3 in which a DLL file can be swapped to execute malicious code. The CVE has been disputed by multiple parties, but we’re not here to comment on that. However, we are here to comment on DLL hijacking and discuss the very real threat that it poses to an organization. Let’s look into what DLL hijacking is and what measures you can take to keep your DLLs safe.