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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42 intel reports
Researcher Asim Manizada released working exploits for four Linux kernel vulnerabilities (DirtyAH6, TUNderflow, PPPoEject, DiagSpill) that enable local root access and potential remote crashes.
Koktevrat is a multi-stage Android RAT distributed via a fake Polish government application named MandatGO that utilizes Accessibility Services and Firebase for full device control.
Russia-aligned threat actor UAC-0099 is using the GuardBreaker technique to trip AI safety guardrails and blind automated malware analysis tools targeting Ukrainian critical infrastructure.
Toy Ghouls (Bearlyfy) is using new custom backdoors, mqtt-bird-agent and matrix-bird-agent, targeting Russian organizations via HiveMQ and Element C2 channels.
Kimsuky targets South Korea and Japan using spear phishing to deploy LNK malware and abuse legitimate remote access tools like AnyDesk and Chrome Remote Desktop.
The ServiceNow Red Team developed Dark, an open-source Mythic C2 agent written in Crystal that features in-memory Beacon Object File (BOF) execution for macOS and Linux.
OnyxC2 is a sophisticated Malware-as-a-Service info-stealer and remote access toolkit targeting over 200 applications including crypto wallets, browsers, and 2FA extensions.
Russian-linked DOUBLECUP Loader-as-a-Service facilitates ClickFix campaigns delivering CountLoader and a new blockchain-resolving RAT named DeviceManager.
A state-sponsored threat group and Gunra ransomware actors exploited vulnerabilities in South Korean financial security software like AnySign4PC to deploy SIGNBT and COPPERHEDGE backdoors via watering holes.
Threat actors are utilizing fake software updates and gaming cheats to deploy ScreenConnect RMM agents and the Powercat Java stealer for persistent access and credential theft.