{"id":"CVE-2026-18349","title":"Improper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection.\n\nThis issue affects SAMA5D4.","summary":"Improper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection.\n\nThis issue affects SAMA5D4.","severity":"high","cwe":["CWE-1247"],"published":"2026-08-24","updated":"2026-10-12","sourceUpdated":"2026-10-12T15:10:00.207","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-18349","references":[{"url":"https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/sama5d44-fault-injection-vulnerability","label":"dc3f6da9-85b5-4a73-84a2-2ec90b40fca5"}],"tags":["nvd","cve.org"],"epss":0.00184,"epssPercentile":0.07926,"ingestedAt":"2026-10-12T15:55:08.125Z","vendor":"Microchip","product":"SAMA5D4","affected":["SAMA5D4 all versions"],"cvss":7.3,"cvssVector":"CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-24T20:17:41.440102Z"},"cvssSource":"cna","slug":"CVE-2026-18349","body":"## Overview\n\nImproper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection.\n\nThis issue affects SAMA5D4.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":229959,"id":"CVE-2026-18349","ts":1793122443083,"field":"cvss","old":null,"new":"7.3"},{"seq":229958,"id":"CVE-2026-18349","ts":1793122443083,"field":"severity","old":"none","new":"high"}]}