CVE-2026-12855Published

H19WMIHandlerSmm: unvalidated memory boundary could result in arbitrary code execution.

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-12855

Published

InsydeH2O

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Insyde Software",
                    "product": "InsydeH2O",
                    "platforms": [
                        "x86"
                    ],
                    "versions": [
                        {
                            "status": "affected",
                            "version": "See in the Solution"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON