{"id":"CVE-2026-46728","title":"Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.","summary":"Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.","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-346"],"vendor":"denx","product":"u-boot","affected":["u-boot >= 2013.07, < 2026.04","u-boot = 2026.04"],"patched":["u-boot 2026.04"],"published":"2026-05-16","updated":"2026-09-11","sourceUpdated":"2026-09-11T15:55:09.027","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46728","references":[{"url":"https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4","label":"cve@mitre.org"},{"url":"https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-05-18T12:53:04.053259Z"},"ingestedAt":"2026-09-14T04:34:34.739Z","epss":0.00212,"epssPercentile":0.1183,"slug":"CVE-2026-46728","body":"## Overview\n\nDas U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.\n\n## Affected\n\n- `u-boot >= 2013.07, < 2026.04`\n- `u-boot = 2026.04`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `u-boot 2026.04`","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}