Tag Archives: Cloudflare bug

Serious Cloudflare bug revealed secret user data from major websites

A bug in Cloudflare’s HTML parsing system leaked memory contents into web pages that were then cached by search engines.

Cloudflare bug revealed

For months, a bug in Cloudflare’s content optimization systems exposed sensitive information sent by users to websites that use the company’s content delivery network. The data included passwords, session cookies, authentication tokens and even private messages.