Zyxel: >> Gs1900-8 Firmware >> 2.90(aahh.0)c0 Security Vulnerabilities
CVE-2026-7273
A stack-based buffer overflow vulnerability in the CGI program of Zyxel GS1900-48HPv2 firmware versions through 2.90(ABTQ.1)C0 could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request.
Known exploited
CVSS Score
8.8
EPSS Score
0.02
Published
2026-06-16