Codean Labs Blog company blog

CVE-2024-4367 – Arbitrary JavaScript execution in PDF.js

codeanlabs.com published 2024-05-209 min read

A vulnerability in PDF.js found by Codean Labs. PDF.js is a JavaScript-based PDF viewer maintained by Mozilla. This bug allows an attacker to execute arbitrary JavaScript code as soon as a malicious PDF file is opened. This affects all Firefox users (

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Security & PrivacyWeb & Frontend2024

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