High [CVE-2026-107441] 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
This high-severity Zyxel advisory covers CVE-2026-107441 affecting GS1900-24E firmware, GS1900-8 firmware, GS1900-8HP firmware.
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Summary
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.
Affected products named by the advisory: GS1900-8 firmware; GS1900-8HP firmware; GS1900-10HP firmware; GS1900-16 firmware; and 3 more.
Affected products named by the advisory: GS1900-24 firmware; GS1900-24EP firmware; GS1900-HPv2 firmware.
- through 2.90
Official advisory · high-confidence parse· fetched 21 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists. Confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 21 hours ago·verify at source
Mitigation
The source record does not include mitigation steps. That does not mean no fix exists. Read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 21 hours ago·verify at source
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- CVE-2026-6373Aug 10, 2026Zyxel information disclosure
- CVE-2026-13206Aug 10, 2026Zyxel command injection
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