{"id":"CVE-2026-12855","title":"Unvalidated memory boundary could result in arbitrary code execution","summary":"Unvalidated memory boundary could result in arbitrary code execution. The vulnerability exists in the code developed specifically for HP projects.","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-20"],"vendor":"Insyde Software","product":"InsydeH2O","affected":["InsydeH2O See in the Solution"],"published":"2026-09-09","updated":"2026-09-09","sourceUpdated":"2026-09-09T21:17:01.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-12855","references":[{"url":"https://www.insyde.com/security-pledge/sa-2026009/","label":"8338d8cb-57f7-4252-abc0-96fd13e98d21"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-09T15:54:34.074995Z"},"epss":0.00125,"epssPercentile":0.02512,"ingestedAt":"2026-09-09T05:00:01.750Z","slug":"CVE-2026-12855","body":"## Overview\n\nUnvalidated memory boundary could result in arbitrary code execution. The vulnerability exists in the code developed specifically for HP projects.\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":[]}