{"id":"CVE-2026-6485","title":"UEFI BIOS embedded Shell could be used to bypass Secure Boot via shell commands or startup scripts.","summary":"UEFI BIOS embedded Shell could be used to bypass Secure Boot via shell commands or startup scripts.","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-489"],"vendor":"Insyde Software","product":"InsydeH2O","affected":["InsydeH2O See in the Solution"],"published":"2026-09-09","updated":"2026-09-10","sourceUpdated":"2026-09-10T15:17:39.427","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-6485","references":[{"url":"https://www.insyde.com/security-pledge/sa-2026004/","label":"8338d8cb-57f7-4252-abc0-96fd13e98d21"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-10T14:30:08.094399Z"},"epss":0.00122,"epssPercentile":0.02262,"ingestedAt":"2026-09-09T03:58:58.110Z","slug":"CVE-2026-6485","body":"## Overview\n\nUEFI BIOS embedded Shell could be used to bypass Secure Boot via shell commands or startup scripts.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}