CVE-2023-32435
Status: AnalyzedHigh (8.8)⚠ Active exploitation
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.3, Safari 16.4, iOS 16.4 and iPadOS 16.4, iOS 15.7.7 and iPadOS 15.7.7. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Base score: 8.8
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 23%
- Percentile among all scored CVEs: 98
- Score date: 10/1/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
CISA KEV — actively exploited
- Added to catalog: 6/23/2023
- Remediation due date: 7/14/2023
- Known ransomware use: Unknown
Affected technologies (4)
CWEs
- CWE-787
- CWE-787
References
- https://support.apple.com/en-us/HT213670
- https://support.apple.com/en-us/HT213671
- https://support.apple.com/en-us/HT213676
- https://support.apple.com/en-us/HT213811
- https://support.apple.com/en-us/HT213670
- https://support.apple.com/en-us/HT213671
- https://support.apple.com/en-us/HT213676
- https://support.apple.com/en-us/HT213811
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32435
Raw JSON (NVD)
Show
{
"id": "CVE-2023-32435",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-32435",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "active"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2025-01-27T22:13:33.965660Z"
}
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.8,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.8,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "product-security@apple.com",
"affectedData": [
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "13.3",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "15.7",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "Safari",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "16.4",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "16.4",
"versionType": "custom"
}
]
}
]
}
],
"published": "2023-06-23T18:15:13.767",
"references": [
{
"url": "https://support.apple.com/en-us/HT213670",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213671",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213676",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213811",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213670",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT213671",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT213676",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT213811",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32435",
"tags": [
"US Government Resource"
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.3, Safari 16.4, iOS 16.4 and iPadOS 16.4, iOS 15.7.7 and iPadOS 15.7.7. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7."
},
{
"lang": "es",
"value": "Se solucionó un problema de corrupción de memoria con una mejor gestión del estado. Este problema se solucionó en macOS Ventura 13.3, Safari 16.4, iOS 16.4 y iPadOS 16.4, iOS 15.7.7 y iPadOS 15.7.7. El procesamiento de contenido web puede provocar la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema puede haberse explotado activamente en versiones de iOS publicadas antes de iOS 15.7."
}
],
"lastModified": "2026-06-17T05:58:50.090",
"cisaActionDue": "2023-07-14",
"cisaExploitAdd": "2023-06-23",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EE589B89-C395-4840-9EE5-B644EC1C637C",
"versionEndExcluding": "16.4"
},
{
"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E8FAA574-E1B0-4BB4-934A-7B9D7D4363B0",
"versionEndExcluding": "15.7.7"
},
{
"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "79A85DA3-B374-444F-B9A2-7E4F334C26DA",
"versionEndExcluding": "16.4",
"versionStartIncluding": "16.0"
},
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B94C7DA5-DA67-4FFB-AB79-62CE457357D1",
"versionEndExcluding": "15.7.7"
},
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E33C3BC5-6CFC-4B58-8642-80A9FE00DB24",
"versionEndExcluding": "16.4",
"versionStartIncluding": "16.0"
},
{
"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A6D636F7-278A-491B-8960-91A4D5A86A96",
"versionEndExcluding": "13.3",
"versionStartIncluding": "13.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Apple Multiple Products WebKit Memory Corruption Vulnerability"
}