CVE-2026-12786
Full vulnerability record from the local CVENow database.
Description
A vulnerability has been found in Ezbsystems UltraISO Premium Edition up to 9.76. Affected by this issue is some unknown functionality in the library bootpt64.sys of the component Kernel Driver. The manipulation leads to improper access controls. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
HIGH
CVSS score
7.1
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-06-21 09:16:25.130000
Last modified
2026-10-25 23:10:00.167000
View original CVE JSON
{
"id": "CVE-2026-12786",
"sourceIdentifier": "[email protected]",
"published": "2026-06-21T09:16:25.130",
"lastModified": "2026-10-25T23:10:00.167",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in Ezbsystems UltraISO Premium Edition up to 9.76. Affected by this issue is some unknown functionality in the library bootpt64.sys of the component Kernel Driver. The manipulation leads to improper access controls. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
},
{
"lang": "es",
"value": "Se ha encontrado una vulnerabilidad en Ezbsystems UltraISO Premium Edition hasta la versión 9.76. Afectada por este problema es alguna funcionalidad desconocida en la biblioteca bootpt64.sys del componente Kernel Driver. La manipulación conduce a controles de acceso inadecuados. Se requiere acceso local para abordar este ataque. El exploit ha sido divulgado al público y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación, pero no respondió de ninguna manera."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Ezbsystems",
"product": "UltraISO Premium Edition",
"cpes": [
"cpe:2.3:a:ezbsystems:ultraiso_premium_edition:*:*:*:*:*:*:*:*"
],
"modules": [
"Kernel Driver"
],
"versions": [
{
"version": "9.0",
"status": "affected"
},
{
"version": "9.1",
"status": "affected"
},
{
"version": "9.2",
"status": "affected"
},
{
"version": "9.3",
"status": "affected"
},
{
"version": "9.4",
"status": "affected"
},
{
"version": "9.5",
"status": "affected"
},
{
"version": "9.6",
"status": "affected"
},
{
"version": "9.7",
"status": "affected"
},
{
"version": "9.8",
"status": "affected"
},
{
"version": "9.9",
"status": "affected"
},
{
"version": "9.10",
"status": "affected"
},
{
"version": "9.11",
"status": "affected"
},
{
"version": "9.12",
"status": "affected"
},
{
"version": "9.13",
"status": "affected"
},
{
"version": "9.14",
"status": "affected"
},
{
"version": "9.15",
"status": "affected"
},
{
"version": "9.16",
"status": "affected"
},
{
"version": "9.17",
"status": "affected"
},
{
"version": "9.18",
"status": "affected"
},
{
"version": "9.19",
"status": "affected"
},
{
"version": "9.20",
"status": "affected"
},
{
"version": "9.21",
"status": "affected"
},
{
"version": "9.22",
"status": "affected"
},
{
"version": "9.23",
"status": "affected"
},
{
"version": "9.24",
"status": "affected"
},
{
"version": "9.25",
"status": "affected"
},
{
"version": "9.26",
"status": "affected"
},
{
"version": "9.27",
"status": "affected"
},
{
"version": "9.28",
"status": "affected"
},
{
"version": "9.29",
"status": "affected"
},
{
"version": "9.30",
"status": "affected"
},
{
"version": "9.31",
"status": "affected"
},
{
"version": "9.32",
"status": "affected"
},
{
"version": "9.33",
"status": "affected"
},
{
"version": "9.34",
"status": "affected"
},
{
"version": "9.35",
"status": "affected"
},
{
"version": "9.36",
"status": "affected"
},
{
"version": "9.37",
"status": "affected"
},
{
"version": "9.38",
"status": "affected"
},
{
"version": "9.39",
"status": "affected"
},
{
"version": "9.40",
"status": "affected"
},
{
"version": "9.41",
"status": "affected"
},
{
"version": "9.42",
"status": "affected"
},
{
"version": "9.43",
"status": "affected"
},
{
"version": "9.44",
"status": "affected"
},
{
"version": "9.45",
"status": "affected"
},
{
"version": "9.46",
"status": "affected"
},
{
"version": "9.47",
"status": "affected"
},
{
"version": "9.48",
"status": "affected"
},
{
"version": "9.49",
"status": "affected"
},
{
"version": "9.50",
"status": "affected"
},
{
"version": "9.51",
"status": "affected"
},
{
"version": "9.52",
"status": "affected"
},
{
"version": "9.53",
"status": "affected"
},
{
"version": "9.54",
"status": "affected"
},
{
"version": "9.55",
"status": "affected"
},
{
"version": "9.56",
"status": "affected"
},
{
"version": "9.57",
"status": "affected"
},
{
"version": "9.58",
"status": "affected"
},
{
"version": "9.59",
"status": "affected"
},
{
"version": "9.60",
"status": "affected"
},
{
"version": "9.61",
"status": "affected"
},
{
"version": "9.62",
"status": "affected"
},
{
"version": "9.63",
"status": "affected"
},
{
"version": "9.64",
"status": "affected"
},
{
"version": "9.65",
"status": "affected"
},
{
"version": "9.66",
"status": "affected"
},
{
"version": "9.67",
"status": "affected"
},
{
"version": "9.68",
"status": "affected"
},
{
"version": "9.69",
"status": "affected"
},
{
"version": "9.70",
"status": "affected"
},
{
"version": "9.71",
"status": "affected"
},
{
"version": "9.72",
"status": "affected"
},
{
"version": "9.73",
"status": "affected"
},
{
"version": "9.74",
"status": "affected"
},
{
"version": "9.75",
"status": "affected"
},
{
"version": "9.76",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "PROOF_OF_CONCEPT",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
],
"cvssMetricV2": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:L/AC:L/Au:S/C:C/I:C/A:C",
"baseScore": 6.8,
"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"availabilityImpact": "COMPLETE"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 3.1,
"impactScore": 10.0,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-06-22T13:36:48.924481Z",
"id": "CVE-2026-12786",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-266"
},
{
"lang": "en",
"value": "CWE-284"
}
]
}
],
"references": [
{
"url": "https://vuldb.com/cve/CVE-2026-12786",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/835614",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/372528",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/372528/cti",
"source": "[email protected]"
},
{
"url": "https://winslow1984.com/books/cve-collection/page/ultraiso-premium-976-kernel-driver-bootpt64sys-local-privilege-escalation",
"source": "[email protected]"
}
]
}