{"id":"CVE-2026-43832","aliases":["EUVD-2026-51389","GHSA-q9wm-fmhh-v7p9"],"status":"published","title":"Successful exploitation of the\nvulnerability could allow an unauthenticated attacker to exploit a...","description":"A stack-based buffer overflow vulnerability in the Cookie parsing methods could allow an unauthenticated attacker to achieve code execution when the SafeEnhancement feature is enabled.","severity":{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00636,"percentile":0.50756,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-07-31T03:00:49Z","modified":"2026-10-20T09:31:04Z","products":[{"vendor":"advantech","product":"adam-3600"}],"references":[{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149"},{"url":"https://www.advantech.com/en/security-advisory","tags":["vendor-advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/blob/8846a06bd73fefb0d7b7e205f1e21f97d0b9cbe2/cves/2026/43xxx/CVE-2026-43832.json"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43832"},{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-097"},{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-xxx"},{"url":"https://github.com/advisories/GHSA-q9wm-fmhh-v7p9"}],"sources":{"cve":[{"id":"CVE-2026-43832","description":"A stack-based buffer overflow vulnerability in the Cookie parsing methods could allow an unauthenticated attacker to achieve code execution when the SafeEnhancement feature is enabled.","status":"published","published":"2026-07-31T03:00:49.264Z","modified":"2026-10-20T07:43:28.28Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:37:36.275898Z"}],"euvd":[{"id":"EUVD-2026-51389","description":"A stack-based buffer overflow vulnerability in the Cookie parsing methods could allow an unauthenticated attacker to achieve code execution when the SafeEnhancement feature is enabled.","status":"published","published":"2026-07-31T03:00:49Z","modified":"2026-10-20T07:43:28Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T16:59:44.419021Z"}],"ghsa":[{"id":"GHSA-q9wm-fmhh-v7p9","title":"Successful exploitation of the\nvulnerability could allow an unauthenticated attacker to exploit a...","description":"Successful exploitation of the\nvulnerability could allow an unauthenticated attacker to exploit a stack-based\nbuffer overflow in the Cookie parsing methods to conduct code execution when\nthe SafeEnhancement feature is enabled.","status":"published","published":"2026-07-31T06:30:28Z","modified":"2026-10-20T09:31:04Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:14:02.928159Z"}],"nvd":[{"id":"CVE-2026-43832","description":"A stack-based buffer overflow vulnerability in the Cookie parsing methods could allow an unauthenticated attacker to achieve code execution when the SafeEnhancement feature is enabled.","status":"published","published":"2026-07-31T04:17:22.187Z","modified":"2026-10-20T08:16:43.773Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:33.955581Z"}]}}