CVE-2026-4795
A missing authorization vulnerability in Zyxel GS1200-5v3 firmware versions through 1.00(ACPS.2)C0, GS1200-8v3 firmware versions through 1.00(ACPT.2)C0, GS1200-5HPv3 firmware versions through 1.00(ACPU.2)C0, GS1200-8HPv3 firmware versions through 1.00(ACPV.2)C0, and GS1200-10v3 firmware versions through 1.00(ACPW.2)C0 could allow a LAN-based, unauthenticated attacker to read the system configuration from a log file via a crafted HTTP request.
- Score
- CVSS 3.1 6.5 Medium
- Status
- Deferred - security@zyxel.com.tw
- Published
- 2026-05-26
- Last modified
- 2026-05-26
- Weaknesses
- CWE-862
Affected products
- Gs1200-10v3 Firmware (Zyxel)
- Gs1200-5hpv3 Firmware (Zyxel)
- Gs1200-5v3 Firmware (Zyxel)
- Gs1200-8hpv3 Firmware (Zyxel)
- Gs1200-8v3 Firmware (Zyxel)
References
- https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-missing-authorization-vulnerabi…