VULNERABILITY INTELLIGENCE

CVE-2025-7673

CVSS score9.8 CRITICAL
EPSS probability0.65%
CISA KEVNot currently listed
Published2025-07-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.

Weakness classification

  • security@zyxel.com.tw: CWE-120

Primary references