Unrated
Safari, iOS and iPadOS and 1 more products — security advisory
A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.
- Products
- Safari, iOS and iPadOS, macOS
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-28871
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 20:59 UTC · Revision 1
Source evidence
A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.
cve:CVE-2026-28871
Safari
Fixed versions: Not specified
iOS and iPadOS
Fixed versions: Not specified
macOS
Fixed versions: Not specified
Complete source record
{
"id": "84b0cea013e791df6be7d3c587764a709d9a0422c76ca3308a7ee63d09ec8ed7",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-28871",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2026-28871",
"summary": "A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.",
"evidence": "cve:CVE-2026-28871",
"products": [
{
"name": {
"value": "Safari",
"evidence": "/containers/cna/affected/0/product"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
},
{
"name": {
"value": "iOS and iPadOS",
"evidence": "/containers/cna/affected/1/product"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
},
{
"name": {
"value": "macOS",
"evidence": "/containers/cna/affected/2/product"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CVE-2026-28871",
"aliases": [
"CVE-2026-28871"
],
"metrics": [],
"affected": [
{
"vendor": "Apple",
"product": "Safari",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "26.4",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "18.7.7",
"versionType": "custom"
},
{
"status": "affected",
"version": "0",
"lessThan": "26.4",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "26.4",
"versionType": "custom"
}
]
}
],
"modified": "2026-10-26T20:33:37.399Z",
"provider": "cve",
"references": [
"https://support.apple.com/en-us/126792",
"https://support.apple.com/en-us/126793",
"https://support.apple.com/en-us/126794",
"https://support.apple.com/en-us/126800"
],
"provider_metadata": {
"adp": [
{
"title": "CISA ADP Vulnrichment",
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
}
},
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-28871",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-03-27T19:47:46.868438Z"
}
}
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"type": "CWE",
"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
}
]
}
],
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-03-27T19:48:10.491Z"
}
}
],
"cna": {
"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"shortName": "apple",
"dateUpdated": "2026-10-26T20:33:37.399Z"
}
}
},
"related_cves": [
{
"value": "CVE-2026-28871",
"evidence": "/cveMetadata/cveId"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-cve",
"document_id": 341981,
"published_at": "2026-03-25T00:31:33.483+00:00"
}