CVE-2026-26165
Full vulnerability record from the local CVENow database.
Description
Use after free in Windows Shell allows an authorized attacker to elevate privileges locally.
Severity
HIGH
CVSS score
7.0
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-04-14 18:16:49.807000
Last modified
2026-10-26 00:10:00.150000
View original CVE JSON
{
"id": "CVE-2026-26165",
"sourceIdentifier": "[email protected]",
"published": "2026-04-14T18:16:49.807",
"lastModified": "2026-10-26T00:10:00.150",
"vulnStatus": "Analyzed",
"cveTags": [],
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{
"lang": "en",
"value": "Use after free in Windows Shell allows an authorized attacker to elevate privileges locally."
},
{
"lang": "es",
"value": "Uso después de liberar en el Shell de Windows permite a un atacante autorizado elevar privilegios localmente."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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"product": "Windows 11 version 23H2",
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"metrics": {
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{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.0,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "HIGH",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
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],
"ssvcV203": [
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"ssvcData": {
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"id": "CVE-2026-26165",
"options": [
{
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},
{
"automatable": "no"
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{
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],
"role": "CISA Coordinator",
"version": "2.0.3"
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"weaknesses": [
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"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
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"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26165",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
}
]
}