CVE-2026-108457
Full vulnerability record from the local CVENow database.
Description
Out-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.
Severity
HIGH
CVSS score
8.1
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-10-13 19:18:05.437000
Last modified
2026-10-26 20:15:54.850000
View original CVE JSON
{
"id": "CVE-2026-108457",
"sourceIdentifier": "[email protected]",
"published": "2026-10-13T19:18:05.437",
"lastModified": "2026-10-26T20:15:54.850",
"vulnStatus": "Analyzed",
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}
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{
"source": "[email protected]",
"affectedData": [
{
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"product": "Windows 10 Version 21H2",
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{
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{
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],
"metrics": {
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{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.2,
"impactScore": 5.9
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
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"id": "CVE-2026-108457",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
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{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
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"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108457",
"source": "[email protected]",
"tags": [
"Patch",
"Vendor Advisory"
]
}
]
}