Weekly Security Roundup: KelpDAO Exploit, Malicious npm Packages, Active RCEs and More

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Summary

This week’s roundup covers a $290M KelpDAO exploit that LayerZero said may be linked to TraderTraitor, malicious npm packages, active RCEs, AI-agent prompt injection, stealth techniques, and other security developments.

Key points

  • LayerZero said North Korean actors tracked as TraderTraitor may have been behind the $290M KelpDAO exploit; KelpDAO said LayerZero-hosted RPC nodes were compromised. Arbitrum temporarily froze 30,766 ETH connected to the exploit.
  • Malicious npm packages were found stealing data, adding SSH backdoors, and delivering XWorm or minirat; some @fairwords packages also attempted to spread to other npm packages and PyPI.
  • VulnCheck reported exploitation of MajorDoMo flaws CVE-2026-27175 and CVE-2026-27174, and an ActiveMQ Jolokia RCE chain involving CVE-2026-34197 and CVE-2024-32114.
  • Forcepoint reported 10 indirect prompt-injection payloads targeting AI agents, designed to trigger actions such as financial fraud, data destruction, and API-key theft.
  • Cisco Talos described macOS techniques using Remote Application Scripting and Spotlight metadata to stage payloads; CYFIRMA reported phishing-delivered abuse of a signed Intel utility for stealthy .NET execution.
  • The U.K. NCSC introduced the SilentGlass display-protection device and endorsed passkeys as the default authentication choice for digital services.
  • Infrawatch identified ProxySmart control panels linked to mobile proxy infrastructure across 17 countries; ProxySmart disputed the characterization of its service as a SIM farm.

Article Details

Event Type
Weekly cybersecurity incident roundup covering a reported DeFi theft, active vulnerability exploitation, software supply-chain malware, phishing, espionage and ransomware activity, privacy concerns, and security policy developments.
Impact
The KelpDAO exploit resulted in reported losses of $290 million; LayerZero linked the attack to TraderTraitor, while KelpDAO said its own systems were not involved. Malicious npm packages were reported stealing data, installing SSH backdoors, and delivering remote-access malware. Active exploitation of MajorDoMo and Apache ActiveMQ flaws was reported, alongside phishing, ransomware activity, and other security and privacy risks.

Indicators of compromise

TypeIndicatorContext
DOMAINfudcrypt[.]netDomain for FUD Crypt, a cryptor-as-a-service platform marketed to deploy Windows executables using stealth and evasion techniques.

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