CVE-2026-28911
Full vulnerability record from the local CVENow database.
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to corrupt memory of a system process.
Severity
CRITICAL
CVSS score
9.8
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-07-27 21:16:49.177000
Last modified
2026-10-24 13:10:00.147000
View original CVE JSON
{
"id": "CVE-2026-28911",
"sourceIdentifier": "[email protected]",
"published": "2026-07-27T21:16:49.177",
"lastModified": "2026-10-24T13:10:00.147",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to corrupt memory of a system process."
},
{
"lang": "es",
"value": "El problema se abordó con un manejo de memoria mejorado. Este problema está solucionado en macOS Sonoma 14.8.8, macOS Tahoe 26.6. Una aplicación maliciosa podría corromper la memoria de un proceso del sistema."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"version": "0",
"lessThan": "14.8.8",
"versionType": "custom",
"status": "affected"
},
{
"version": "0",
"lessThan": "26.6",
"versionType": "custom",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-28T15:52:02.931705Z",
"id": "CVE-2026-28911",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
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},
"weaknesses": [
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"description": [
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"lang": "en",
"value": "CWE-119"
}
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"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
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"references": [
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"url": "https://support.apple.com/en-us/128067",
"source": "[email protected]",
"tags": [
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]
},
{
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"source": "[email protected]",
"tags": [
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]
}