Firefox ESR 115.11’s PDF.js Fiasco: JavaScript Shenanigans Galore!

Firefox ESR 115.11 has a new trick—arbitrary JavaScript execution in PDF.js! It’s like your PDFs took a night class in hacking. Stay vigilant, or they might just give you more than you bargained for. Remember, when PDFs start running scripts, it’s time to update your software!

1P
Published: April 22, 2025 3:09 pmAdded: April 22, 2025 at 8:38 amAssembled by: The Editor
Pro Dashboard

Hot Take:

Firefox ESR 115.11 is having a mid-life crisis and trying to relive its glory days by executing arbitrary JavaScript in PDF.js files. Looks like it’s time for users to take their updates seriously or risk getting PDF-unked!

Key Points:

  • Firefox ESR 115.11 has a vulnerability allowing arbitrary JavaScript execution.
  • The exploit targets the PDF.js component, a popular PDF viewer.
  • Attackers can manipulate PDFs to execute malicious scripts.
  • The vulnerability is tagged as CVE-2024-4367.
  • Users are advised to update their browsers to avoid potential risks.

Membership Required

 You must be a member to access this content.

View Membership Levels
Already a member? Log in here
The Nimble Nerd
powered by the NSA, er,  GDPR Cookie Compliance
Confessional Booth of Our Digital Sins

Okay, deep breath, let's get this over with. In the grand act of digital self-sabotage, we've littered this site with cookies. Yep, we did that. Why? So your highness can have a 'premium' experience or whatever. These traitorous cookies hide in your browser, eagerly waiting to welcome you back like a guilty dog that's just chewed your favorite shoe. And, if that's not enough, they also tattle on which parts of our sad little corner of the web you obsess over. Feels dirty, doesn't it?