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Fencer Vulns
high 8.8

CVE-2026-107441 json

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 unauthe…

published 2026-11-03 6 d ago modified 2026-11-05 4 d ago also EUVD-2026-115654

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

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.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
6 d ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Zyxel GS1900-24E firmware
  • Zyxel GS1900-8 firmware
  • Zyxel GS1900-8HP firmware
  • Zyxel GS1900-10HP firmware
  • Zyxel GS1900-16 firmware
  • Zyxel GS1900-24 firmware
  • Zyxel GS1900-24EP firmware
  • Zyxel GS1900-HPv2 firmware
  • Zyxel GS1900-48 firmware
  • Zyxel GS1900-48HPv2 firmware

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.