high · tech · Disclosed Sep 21, 2026

Zyxel GS1900 Series Switches

Zyxel GS1900 Series Switches Stack-Based Buffer Overflow Vulnerability — Zyxel GS1900 series switches contain a stack-based buffer overflow vulnerability in the CGI program which could allow a LAN-based, unauthenticated

Original Disclosure

https://nvd.nist.gov/vuln/detail/CVE-2026-7273

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Severity

high

Sector

tech

Disclosure date

September 21, 2026

Indexed

1 day, 2 hours ago

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