CyberWire Daily

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17 snips
Feb 9, 2026
Ben Yelin, Program Director for Public Policy & External Affairs at UMD’s Center for Cyber Health and Hazard Strategies, explains administrative subpoenas and legal limits on surveillance. The conversation hits global zero‑day alerts, telecom intrusions, zero‑click LLM risks, ransomware outages, and troubling Chrome extension leaks. Short, sharp, and topical.
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INSIGHT

Avanti Zero-Days Enabled Full Device Takeover

  • Avanti zero-days let attackers fully control managed mobile devices without authentication.
  • Governments and agencies issued emergency warnings and treated exposed systems as potentially compromised.
INSIGHT

Singapore Links Major Telco Hits To UNC-3886

  • Singapore attributes a sustained, well-planned telecom breach to UNC-3886 with long-term covert access.
  • The operation accessed parts of networks but showed no evidence of customer data theft or service disruption.
INSIGHT

Zero-Click RCE Exposes LLM Extension Trust Boundary

  • LayerX found a zero-click RCE via calendar events chaining low-trust data to high-privilege tools in Claude extensions.
  • The issue is architectural and affects over 10,000 users and 50+ extensions, creating unsafe trust violations.
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