【Does 'HTTP2Shell' affect my site?】3 ways for business owners to identify risks and a summary of responses for technical staff (as of October 28)

What happenedHello everyone, I'm Sora, and I run an IT company.Following last week's PHP vulnerability, I have summarized ...
Security Boulevard

CVE-2026-111497: Node2Shell / HTTP2Shell Vulnerability May Allow RCE

IntroductionOn October 21, 2026, the Node.js project disclosed CVE-2026-111497, an out-of-bounds write vulnerability in Google’s Brotli decoder used by Node.js and other software. The vulnerability is ...
infostealers.com

Polymarket Breach Alert: Wallet-Draining Code Found in a Third-Party Script

A script associated with performance monitoring contains code to access trading sessions, sell positions, and redirect assets ...
Techgenyz

Single-Page Applications: How SPAs Work and When to Use Them

Single-Page Applications deliver dynamic interfaces without full reloads, but teams must balance routing, state, APIs, ...
The Hacker News

Brotli Decoder Flaw Behind Node.js RCE Also Affects Bun, Python and Other Widely Used Software

Brotli decoder flaw CVE-2026-111497 affects Node.js, Bun, Python packages and Envoy; code execution was demonstrated on one ...