CVE-2026-64713 (GCVE-0-2026-64713)
Vulnerability from cvelistv5 – Published: 2026-07-27 20:13 – Updated: 2026-07-28 19:11
VLAI
EPSS
VEX
Summary
This issue was addressed with improved checks. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Websites may know if the user has visited a given link.
Severity
8.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-28 19:09 UTC
CWE
- Websites may know if the user has visited a given link
- CWE-203 - Observable Discrepancy
Assigner
References
Impacted products
6 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Apple | Safari |
Affected:
0 , < 26.6
(custom)
|
guessed | |
| Apple | iOS and iPadOS |
Affected:
0 , < 26.6
(custom)
|
guessed | |
| Apple | macOS |
Affected:
0 , < 26.6
(custom)
|
guessed | |
| Apple | tvOS |
Affected:
0 , < 26.6
(custom)
|
guessed | |
| Apple | visionOS |
Affected:
0 , < 26.6
(custom)
|
guessed | |
| Apple | watchOS |
Affected:
0 , < 26.6
(custom)
|
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-64713",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-28T19:09:40.843835Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
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"description": "CWE-203 Observable Discrepancy",
"lang": "en",
"type": "CWE"
}
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
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"vendor": "Apple",
"versions": [
{
"lessThan": "26.6",
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]
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},
{
"product": "tvOS",
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"versions": [
{
"lessThan": "26.6",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"product": "visionOS",
"vendor": "Apple",
"versions": [
{
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"product": "watchOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "26.6",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
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}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Websites may know if the user has visited a given link",
"lang": "en"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-27T20:13:27.168Z",
"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"shortName": "apple"
},
"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/128069"
},
{
"url": "https://support.apple.com/en-us/128070"
},
{
"url": "https://support.apple.com/en-us/128073"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"assignerShortName": "apple",
"cveId": "CVE-2026-64713",
"datePublished": "2026-07-27T20:13:27.168Z",
"dateReserved": "2026-07-20T18:09:35.084Z",
"dateUpdated": "2026-07-28T19:11:08.015Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-64713",
"date": "2026-09-16",
"epss": "0.00467",
"percentile": "0.39359"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-64713\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2026-07-27T21:17:10.560\",\"lastModified\":\"2026-07-30T14:34:30.697\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"This issue was addressed with improved checks. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Websites may know if the user has visited a given link.\"}],\"affected\":[{\"source\":\"product-security@apple.com\",\"affectedData\":[{\"vendor\":\"Apple\",\"product\":\"Safari\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"26.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Apple\",\"product\":\"iOS and iPadOS\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"26.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Apple\",\"product\":\"macOS\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"26.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Apple\",\"product\":\"tvOS\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"26.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Apple\",\"product\":\"visionOS\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"26.6\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Apple\",\"product\":\"watchOS\",\"versions\":[{\"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:R/S:U/C:H/I:H/A:N\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":5.2}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-07-28T19:09:40.843835Z\",\"id\":\"CVE-2026-64713\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-203\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"7E5C1170-D473-4747-ADE6-4F3F309F7A27\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"AB0E13A1-17E9-4198-A359-304F8145F34F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"622D61A7-C893-4550-800A-8CEDE14F3033\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"26.0\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"8D3D83F1-07DF-47C2-9F3B-0BC5A1434606\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"D461E49C-A6FA-4AFD-B557-FB066243A708\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"927CD91A-3CC7-42CE-BD20-CD6D7C9B4984\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"26.6\",\"matchCriteriaId\":\"BDA04143-9B99-429E-8970-B13AB5DBCDDC\"}]}]}],\"references\":[{\"url\":\"https://support.apple.com/en-us/128066\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/128067\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/128068\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/128069\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/128070\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/128073\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-08-31T18:11:11+00:00",
"cve": "CVE-2026-64713",
"id": "CVE-2026-64713",
"initial_release_date": "2026-08-20T00:00:00+00:00",
"product_status:known_affected": "27",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "webkitgtk: Websites may know if the user has visited a given link",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-64713.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-15T01:44:32Z",
"cve": "CVE-2026-64713",
"id": "CVE-2026-64713",
"initial_release_date": "2026-08-21T00:46:03Z",
"product_status:known_affected": "160",
"product_status:recommended": "300",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2026-64713",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-64713.json",
"version": "5"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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