
Ulises Gascón
@kom_256
#OpenSource Maintainer (@nodejs, @UseExpressJS...), @TC39 Delegate and #Maker | He/Him
ID: 1029222468
https://ulisesgascon.com/ 22-12-2012 20:41:53
9,9K Tweet
5,5K Followers
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🔐 Is it a vulnerability, or just a misunderstood feature? At Node Congress🔥April 17 & 18, 2025 2025, I broke it down in my talk: "What is a Vulnerability and What’s Not" Topics: 👉 Real vs. imagined risks in Node.js and ExpressJS 👉 Why #threatModels matter 🎥 Watch: gitnation.com/contents/what-…

🔐 [email protected] is out with critical security fixes: • CVE-2025-47935 – DoS via memory leak from unclosed streams • CVE-2025-47944 – DoS via crash from malformed multipart requests • Dropped support for Node <10.16.0 Upgrade now → github.com/expressjs/mult…


🚨 Heads up: [email protected] is now deprecated. A bunch of vulns were patched in 2.x — if you're still on 1.x, it's time to move. npm i multer@latest Stay safe out there 🫡 expressjs.com/2025/05/19/sec…



🚨 High-severity security fix in [email protected] just released! - Patches CVE-2025-48997 — a crash triggered by empty field names in multipart uploads - All users should upgrade immediately: npm i multer@latest github.com/expressjs/mult…


Just attended a fascinating talk by Ulises Gascón on #Node.js and #Express threat models. A must-watch for developers and security researchers! gitnation.com/contents/what-…




🚀 Just released [email protected] 📦 🍿 #release details: github.com/jshttp/statuse…


🚀 Just released [email protected] 📦 🍿 #release details: github.com/expressjs/serv…

What started as a #POC is now featured on the official OpenJS Foundation Security page! 🎉 🚀 #OpenPathFinder helps #JavaScript & #NodeJS projects automate security & compliance — and I’m working on exciting updates for [email protected]! openjsf.org/security

😱 My book Node.js for Beginners is part of the Humble Bundle + Packt Publishing Modern Back-End Web Dev bundle — but it's ending soon! ⏳ Just 1 day left! 📚 Learn Node.js, Python, Go & more. Support charity while you skill up! humblebundle.com/books/modern-b…