Vulnerabilities · InfosecFeed Brief

Telegram Desktop Flaw Lets Hidden JavaScript Exfiltrate Messages From HTML Exports

What you need to know

A flaw in Telegram Desktop let a bot's message plant hidden JavaScript inside chats that users exported to HTML files, security researchers at ExPatch said in a writeup published on September 12. In Telegram, the message looked ordinary, with a link button, and the script ran only when someone opened the export file in a web browser. It could then copy…

Source transparency

This is an InfosecFeed curated brief based on reporting from The Hacker News. InfosecFeed does not claim ownership of the original reporting.

Read the original report at The Hacker News ↗