THREAT OPS › Threat News › [NVD] CVE-2026-7273 (HIGH 8.8) — 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.
[NVD] CVE-2026-7273 (HIGH 8.8) — 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.
CVE-2026-7273 CVSS: 8.8 HIGH Published: 2026-06-16T03:16:13.557
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.
Indicators of compromise
- CVE-2026-7273cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-7273