The industry term you are looking for is or "Hot Deployment." The phrase "fileupload gunner project hot" likely refers to a scenario where a file upload mechanism is used to rapidly "fire" or deploy updates to a project without restarting the server (a "hot" deploy).
Reviews of the project highlight a mix of advanced capabilities and areas for technical refinement:
Fileupload-Gunner is an automated exploitation tool designed to test for vulnerabilities. Instead of manually trying different extensions ( .php5 , .phtml , .ashx ) or manipulating Magic Bytes, this tool "guns" the target with a battery of common bypass techniques to see what sticks. Why it’s Trending (The "Hot" Factor)
Here’s a clean, professional text snippet you can use for a feature related to a Gunner Project with a Hot (urgent/active) status: