A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Problem type
- Processing maliciously crafted web content may lead to an unexpected Safari crash
Affected products
Apple
< 26.6 - AFFECTED
< 26.6 - AFFECTED
< 26.6 - AFFECTED
< 26.6 - AFFECTED
< 26.6 - AFFECTED
References
https://support.apple.com/en-us/128066
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128068
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/128073
GitHub Security Advisories
GHSA-92wj-cv26-9fx4
A memory corruption issue was addressed with improved state management. This issue is fixed in...
https://github.com/advisories/GHSA-92wj-cv26-9fx4A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
https://nvd.nist.gov/vuln/detail/CVE-2026-64757
https://support.apple.com/en-us/128066
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128068
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/128073
https://github.com/advisories/GHSA-92wj-cv26-9fx4
JSON source
https://cveawg.mitre.org/api/cve/CVE-2026-64757Click to expand
{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-64757",
"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"assignerShortName": "apple",
"dateUpdated": "2026-07-27T20:14:26.672Z",
"dateReserved": "2026-07-20T18:10:30.633Z",
"datePublished": "2026-07-27T20:14:26.672Z",
"state": "PUBLISHED"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"shortName": "apple",
"dateUpdated": "2026-07-27T20:14:26.672Z"
},
"descriptions": [
{
"lang": "en",
"value": "A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash."
}
],
"affected": [
{
"vendor": "Apple",
"product": "Safari",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "custom",
"lessThan": "26.6"
}
]
},
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "custom",
"lessThan": "26.6"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "custom",
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}
]
},
{
"vendor": "Apple",
"product": "visionOS",
"versions": [
{
"version": "0",
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"versionType": "custom",
"lessThan": "26.6"
}
]
},
{
"vendor": "Apple",
"product": "watchOS",
"versions": [
{
"version": "0",
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}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "Processing maliciously crafted web content may lead to an unexpected Safari crash"
}
]
}
],
"references": [
{
"url": "https://support.apple.com/en-us/128066"
},
{
"url": "https://support.apple.com/en-us/128067"
},
{
"url": "https://support.apple.com/en-us/128068"
},
{
"url": "https://support.apple.com/en-us/128070"
},
{
"url": "https://support.apple.com/en-us/128073"
}
]
}
}
}