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Cover image for Node2Shell: Node.js Brotli Remote Code Execution Vulnerability

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@timpeck15 hours ago

29 intel reports

Threat actors Storm-3121 and Storm-3032 utilize passkey-themed social engineering and AiTM phishing to compromise Microsoft cloud identities for automated data exfiltration via Microsoft Graph.

Varonis Threat Labs identified TrustSink, a post-compromise technique where attackers with high privileges register rogue External Authentication Methods (EAM) in Microsoft Entra to capture plaintext passwords during legitimate MFA flows.

Researcher Asim Manizada released working exploits for four Linux kernel vulnerabilities (DirtyAH6, TUNderflow, PPPoEject, DiagSpill) that enable local root access and potential remote crashes.

LiteLLM vulnerabilities (CVE-2026-59821, CVE-2026-59822) enable unauthenticated attackers to bypass security controls, achieve root-level RCE, and exfiltrate cloud IAM credentials.

DPRK-linked actors (Kimsuky, APT37, Lazarus) are using the Ted backdoor and CurlRAT framework to target South Korean media and automotive sectors for long-term espionage and watering-hole attacks.

SLEEPWALKER is a sophisticated passive DLL backdoor targeting ERAAgent.exe that utilizes a custom bytecode command language and sniffs network traffic for magic trigger packets rather than beaconing.

Threat actors including APT29 and North Korean-linked campaigns are increasingly misusing trusted collaboration platforms like Slack and Microsoft Teams for identity phishing, credential theft, and persistence.

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