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Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

A high-severity out-of-bounds write vulnerability in the Node.js Brotli decoder (Node2Shell) allows remote code execution when processing malformed compressed data.

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Tim Peck@timpeck8 hours ago

1,186 intel reports

An authorized attacker can exploit CVE-2026-45504, a high-severity SSRF in Microsoft Exchange Server, to perform local file reads by manipulating EWS reference attachments and WOPI-related preview logic.

Researchers discovered a critical zero-click vulnerability in Opera GX's mod installation pipeline that allows malicious sites to perform universal CSS injection and steal sensitive data via XS-Leaks.

The Russia-aligned Gamaredon group significantly updated its arsenal in 2025, deploying six new PowerShell tools and leveraging legitimate cloud services and tunnels to target Ukrainian military and government institutions.

Rapid Brigantine and other cybercrime clusters are utilizing ClickFix social engineering to deploy modular loaders and backdoors including Potemkin, RMMProject, BabaDeda, and Lorem Ipsum.

The North Korean-linked PolinRider campaign has expanded its supply chain targeting across npm, Packagist, Go modules, and Chrome extensions to deploy the DEV#POPPER and OmniStealer malware.

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