Zyxel Gs1900 8 vulnerabilities
3 vulnerabilities
Known vulnerabilities in Zyxel Gs1900 8, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.
CVE-2021-35030zyxelgs1900-10hp_firmware+12
EPSS score0.27%
A vulnerability was found in the CGI program in Zyxel GS1900-8 firmware version V2.60, that did not properly sterilize packet contents and could allow an authenticated, local user to perform a cross-site scripting (XSS) attack via a crafted LLDP packet.CVE-2022-45853zyxelgs1900-10hp_firmware+11EPSS score0.17%
The privilege escalation vulnerability in the Zyxel GS1900-8 firmware version
V2.70(AAHH.3) and the GS1900-8HP firmware version V2.70(AAHI.3) could allow an authenticated, local attacker with administrator privileges to execute some system commands as 'root' on a vulnerable device via SSH.CVE-2026-7273zyxelgs1900-10hp_firmware+19KEVEPSS score2.50%
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.