{"id":"CVE-2026-43833","title":"A stack-based buffer overflow vulnerability in the upload functionality could allow an authenticated attacker to achieve code execution.","summary":"A stack-based buffer overflow vulnerability in the upload functionality could allow an authenticated attacker to achieve code execution.","severity":"high","cvss":7.5,"cvssVector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","cvssSource":"cna","vendor":"Advantech","product":"ADAM-3600","affected":["ADAM-3600 prior to version 2.8.5.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-08-03T17:10:01.210806Z"},"published":"2026-07-31","updated":"2026-10-20","sourceUpdated":"2026-10-20T07:54:17.612Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-43833","references":[{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149"},{"url":"https://www.advantech.com/en/security-advisory"},{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-xxx"}],"tags":["cve.org","score-dispute"],"epss":0.00491,"epssPercentile":0.4197,"scores":{"cna":7.5,"adp":5.3},"ingestedAt":"2026-09-11T18:53:56.569Z","slug":"CVE-2026-43833","body":"## Overview\n\nA stack-based buffer overflow vulnerability in the upload functionality could allow an authenticated attacker to achieve code execution.\n\n## Affected\n\n- `ADAM-3600 prior to version 2.8.5.0`\n\n## Remediation\n\nAdvantech has released a security update to address these vulnerabilities. Users and administrators of affected product versions are advised to update to the latest version immediately.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":225449,"id":"CVE-2026-43833","ts":1792498016855,"field":"cvss","old":"5.3","new":"7.5"},{"seq":225448,"id":"CVE-2026-43833","ts":1792498016855,"field":"severity","old":"medium","new":"high"}]}