Zyxel GS1900 Patch Fails to Block Zero-Day Exploit Allowing Root Command Execution
- Posted on November 5, 2026
- By The Hacker News
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- 1 min read
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Zyxel GS1900 Patch Fails to Block Zero-Day Exploit Allowing Root Command Execution
Zyxel fixes a GS1900 flaw that allows unauthenticated command execution after researchers show an earlier patch fails to block the exploit.
