Exploitation evidence
Known exploited · CISA KEV listed
Added 2025-10-20. Ransomware campaign use: Unknown.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: 2025-11-10. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Apple / macOS
Default status: Not specified
- affected: unspecified to < 12.5 (custom)
Apple / tvOS
Default status: Not specified
- affected: unspecified to < 15.6 (custom)
Apple / Safari
Default status: Not specified
- affected: unspecified to < 15.6 (custom)
Apple / watchOS
Default status: Not specified
- affected: unspecified to < 8.7 (custom)
Apple / iOS and iPadOS
Default status: Not specified
- affected: unspecified to < 15.6 (custom)
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.03213,
"percentile": 0.88369
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.03213,
"percentile": 0.88295
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.03213,
"percentile": 0.8828
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.03213,
"percentile": 0.88274
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.03213,
"percentile": 0.88268
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.03213,
"percentile": 0.8825
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.03213,
"percentile": 0.8824
}05 Nov 2026, 00:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T15:17:54.662Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT213345"
},
{
"tags": [
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT213342"
},
{
"tags": [
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT213341"
},
{
"tags": [
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT213340"
},
{
"tags": [
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT213346"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"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:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2022-48503",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
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],
"role": "CISA Coordinator",
"timestamp": "2025-10-20T14:53:48.228137Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2025-10-20",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-48503"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-129",
"description": "CWE-129 Improper Validation of Array Index",
"lang": "en",
"type": "CWE"
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"providerMetadata": {
"dateUpdated": "2025-10-21T23:05:41.290Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
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"references": [
{
"tags": [
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"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-48503"
}
],
"timeline": [
{
"lang": "en",
"time": "2025-10-20T00:00:00.000Z",
"value": "CVE-2022-48503 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "12.5",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
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]
},
{
"product": "tvOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "15.6",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "Safari",
"vendor": "Apple",
"versions": [
{
"lessThan": "15.6",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "watchOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "8.7",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
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]
},
{
"product": "iOS and iPadOS",
"vendor": "Apple",
"versions": [
{
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"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The issue was addressed with improved bounds checks. This issue is fixed in tvOS 15.6, watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing web content may lead to arbitrary code execution."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Processing web content may lead to arbitrary code execution",
"lang": "en"
}
]
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],
"providerMetadata": {
"dateUpdated": "2023-08-14T22:40:49.354Z",
"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"shortName": "apple"
},
"references": [
{
"url": "https://support.apple.com/en-us/HT213345"
},
{
"url": "https://support.apple.com/en-us/HT213342"
},
{
"url": "https://support.apple.com/en-us/HT213341"
},
{
"url": "https://support.apple.com/en-us/HT213340"
},
{
"url": "https://support.apple.com/en-us/HT213346"
}
]
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},
"cveMetadata": {
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"assignerShortName": "apple",
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"datePublished": "2023-08-14T22:40:49.354Z",
"dateReserved": "2023-06-12T20:53:52.872Z",
"dateUpdated": "2025-10-21T23:05:41.290Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.03213,
"percentile": 0.88229
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.03213,
"percentile": 0.88208
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.03213,
"percentile": 0.88193
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2022-48503",
"cwes": [],
"dateAdded": "2025-10-20",
"dueDate": "2025-11-10",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://support.apple.com/en-us/HT213340 ; https://support.apple.com/en-us/HT213341 ; https://support.apple.com/en-us/HT213342 ; https://support.apple.com/en-us/HT213345 ; https://support.apple.com/en-us/HT213346 ; https://nvd.nist.gov/vuln/detail/CVE-2022-48503",
"product": "Multiple Products",
"requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"shortDescription": "Apple macOS, iOS, tvOS, Safari, and watchOS contain an unspecified vulnerability in JavaScriptCore that when processing web content may lead to arbitrary code execution. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.",
"vendorProject": "Apple",
"vulnerabilityName": "Apple Multiple Products Unspecified Vulnerability"
}