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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@timpeck1 day ago

368 intel reports

Threat actors are exploiting CVE-2026-48558 in SimpleHelp RMM to deploy TaskWeaver, a modular Node.js loader, and Djinn Stealer, a cross-platform information stealer targeting developer and AI credentials.

The HellCat ransomware group is increasingly exploiting Jira credentials harvested by infostealers like StealC and Amadey to facilitate corporate breaches and data exfiltration.

The Shai-Hulud worm and GitRunner C2 framework abuse legitimate, digitally signed GitLab CI runner binaries as persistent backdoors to execute commands via CI/CD pipelines.

Threat actors are exploiting an unauthenticated remote code execution vulnerability in Langflow (CVE-2026-33017) to deploy a multi-stage Monero cryptomining toolchain and spread via SSH key reuse.

The Russia-linked Turla group is deploying STOCKSTAY, a multi-component .NET backdoor masquerading as benign utilities, to target government and military entities in Ukraine and Europe.

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