{"id":"CVE-2026-107441","aliases":["EUVD-2026-115654","GHSA-c73h-2jmc-4mfp"],"status":"published","title":"An out-of-bounds write vulnerability in the CGI program of Zyxel GS1900-24E firmware versions...","description":"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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00293,"percentile":0.22136,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-787"],"published":"2026-11-03T01:41:52Z","modified":"2026-11-05T05:18:18Z","exploits":[{"source":"pocgithub","id":"foxcornlab/zyxel-gs1900-scanner","title":"foxcornlab/zyxel-gs1900-scanner","date":"2026-11-05","url":"https://github.com/foxcornlab/zyxel-gs1900-scanner"}],"products":[{"vendor":"zyxel","product":"gs1900-10hp firmware"},{"vendor":"zyxel","product":"gs1900-16 firmware"},{"vendor":"zyxel","product":"gs1900-24 firmware"},{"vendor":"zyxel","product":"gs1900-24e firmware"},{"vendor":"zyxel","product":"gs1900-24ep firmware"},{"vendor":"zyxel","product":"gs1900-48 firmware"},{"vendor":"zyxel","product":"gs1900-48hpv2 firmware"},{"vendor":"zyxel","product":"gs1900-8 firmware"},{"vendor":"zyxel","product":"gs1900-8hp firmware"},{"vendor":"zyxel","product":"gs1900-hpv2 firmware"}],"references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-out-of-bounds-write-vulnerability-in-gs1900-series-switches-11-03-2026","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107441"},{"url":"https://github.com/advisories/GHSA-c73h-2jmc-4mfp"}],"sources":{"cve":[{"id":"CVE-2026-107441","description":"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.","status":"published","published":"2026-11-03T01:41:52.029Z","modified":"2026-11-05T04:55:43.911Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-05T06:56:15.67765Z"}],"euvd":[{"id":"EUVD-2026-115654","description":"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.","status":"published","published":"2026-11-03T01:41:52Z","modified":"2026-11-05T04:55:43Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-05T06:54:33.955364Z"}],"ghsa":[{"id":"GHSA-c73h-2jmc-4mfp","title":"An out-of-bounds write vulnerability in the CGI program of Zyxel GS1900-24E firmware versions...","description":"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.","status":"published","published":"2026-11-03T03:30:22Z","modified":"2026-11-03T03:30:22Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-03T03:49:03.128673Z"}],"nvd":[{"id":"CVE-2026-107441","description":"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.","status":"published","published":"2026-11-03T02:16:52.617Z","modified":"2026-11-05T05:18:18.85Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-05T06:56:51.420646Z"}]}}