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Zyxel fixes zero-day exploited to hack nearly 1,000 network switches

Source: BleepingComputerLawrence AbramsNovember 4, 2026
Read the full story at BleepingComputer

Zyxel released a security fix for a zero-day flaw affecting its GS1900 series network switches. The vulnerability was actively exploited by hackers to compromise approximately 1,000 switches worldwide, allowing attackers to steal configuration files and credentials. This represents a significant security incident affecting enterprise infrastructure.

Key points

  • Zero-day flaw in Zyxel GS1900 network switches patched
  • Nearly 1,000 devices compromised globally
  • Attackers stole configuration files and credentials

Summary and key points written by AI from the headline and a short excerpt, so they can be incomplete or wrong. BleepingComputer did the reporting; read the original for the full story.

Read the full story at BleepingComputer

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