Buffer overflow in Zyxel Gs1900-10hp Firmware
CVE-2026-107441
An out-of-bounds write vulnerability in the CGI program of Zyxel GS1900-24E firmware versions through 2.90(AAHK.2)C0 could allow an unauthenticated adjacent attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Zyxel Gs1900-10hp Firmware — versions <= 2.90(AAZI.2)C0
- Zyxel Gs1900-16 Firmware — versions <= 2.90(AAHJ.2)C0
- Zyxel Gs1900-24e Firmware — versions <= 2.90(AAHK.2)C0
- Zyxel Gs1900-24ep Firmware — versions <= 2.90(ABTO.2)C0
- Zyxel Gs1900-24 Firmware — versions <= 2.90(AAHL.2)C0
- Zyxel Gs1900-48 Firmware — versions <= 2.90(AAHN.2)C0
- Zyxel Gs1900-48hpv2 Firmware — versions <= 2.90(ABTQ.2)C0
- Zyxel Gs1900-8 Firmware — versions <= 2.90(AAHH.2)C0
- Zyxel Gs1900-8hp Firmware — versions <= 2.90(AAHI.2)C0
- Zyxel Gs1900-Hpv2 Firmware — versions <= 2.90(ABTP.2)C0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-107441?
- CVE-2026-107441 is a high-severity vulnerability in Zyxel Gs1900-10hp Firmware, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2026-11-03.
- How severe is CVE-2026-107441?
- High severity. CVSS v3 base score is 8.8 out of 10.