A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.

zetlyn/cve-nvd vulnerability cve CVE-2025-43529 cpe cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* known 2025-12-17

https://nvd.nist.gov/vuln/detail/CVE-2025-43529

Properties

cvss	8.8 receipt Source NVD Its words `8.8` Read by `field:cve.metrics.cvssMetricV31[].cvssData.baseScore` Said since 2026-10-02 12:00 UTC Last answered 2026-10-04 18:16 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "product": "Safari", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "iOS and iPadOS", "vendor": "Apple", "versions": [ { "lessThan": "18.7.3", "status": "affected", "version": "0", "versionType": "custom" }, { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "macOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "tvOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "visionOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "watchOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "source": "product-security@apple.com" } ], "cisaActionDue": "2026-01-05", "cisaExploitAdd": "2025-12-15", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Apple Multiple Products Use-After-Free WebKit Vulnerability", "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:apple:safari::::::::", "matchCriteriaId": "3ECBF838-536C-47F9-9876-C526B8ED32EC", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "6547722A-1226-4E23-B3AE-8692B07C2657", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "8B71D919-1AA2-4F17-A834-4B703E36F7E2", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "8928A377-93BD-49AD-B4FE-5B2328EBDB70", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "10FD01C3-D77F-4FE4-8195-F2C59FB1321C", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:macos::::::::", "matchCriteriaId": "825BB848-93B2-4A3E-86D8-16CB37DF9302", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:tvos::::::::", "matchCriteriaId": "E0BBFB45-21F3-4B72-8DB1-BE72AFE0D2AB", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:visionos::::::::", "matchCriteriaId": "EB10D901-4800-4DF9-AB35-48017C178161", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:watchos::::::::", "matchCriteriaId": "15574823-ECE0-4394-99BC-6AFA34E599CC", "versionEndExcluding": "26.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report." }, { "lang": "es", "value": "Un problema de uso después de liberación se abordó con una gestión de memoria mejorada. Este problema está solucionado en watchOS 26.2, Safari 26.2, iOS 18.7.3 y iPadOS 18.7.3, iOS 26.2 y iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. El procesamiento de contenido web creado con fines maliciosos puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema pudo haber sido explotado en un ataque extremadamente sofisticado contra individuos específicos y dirigidos en versiones de iOS anteriores a iOS 26. También se emitió CVE-2025-14174 en respuesta a este informe." } ], "id": "CVE-2025-43529", "lastModified": "2026-09-30T20:10:00.247", "metrics": { "cvssMetricV31": [ { "cvssData": { "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" }, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-43529", "options": [ { "exploitation": "active" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-12-18T04:55:16.426232Z", "version": "2.0.3" } } ] }, "published": "2025-12-17T21:16:11.570", "references": [ { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125884" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125885" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125886" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125889" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125890" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125891" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125892" }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": [ "US Government Resource" ], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43529" } ], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ] } }
product	Safari receipt Source NVD Its words `Safari` Read by `field:cve.affected[].affectedData[].product` Said since 2026-10-02 12:00 UTC Last answered 2026-10-04 18:16 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "product": "Safari", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "iOS and iPadOS", "vendor": "Apple", "versions": [ { "lessThan": "18.7.3", "status": "affected", "version": "0", "versionType": "custom" }, { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "macOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "tvOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "visionOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "watchOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "source": "product-security@apple.com" } ], "cisaActionDue": "2026-01-05", "cisaExploitAdd": "2025-12-15", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Apple Multiple Products Use-After-Free WebKit Vulnerability", "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:apple:safari::::::::", "matchCriteriaId": "3ECBF838-536C-47F9-9876-C526B8ED32EC", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "6547722A-1226-4E23-B3AE-8692B07C2657", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "8B71D919-1AA2-4F17-A834-4B703E36F7E2", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "8928A377-93BD-49AD-B4FE-5B2328EBDB70", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "10FD01C3-D77F-4FE4-8195-F2C59FB1321C", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:macos::::::::", "matchCriteriaId": "825BB848-93B2-4A3E-86D8-16CB37DF9302", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:tvos::::::::", "matchCriteriaId": "E0BBFB45-21F3-4B72-8DB1-BE72AFE0D2AB", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:visionos::::::::", "matchCriteriaId": "EB10D901-4800-4DF9-AB35-48017C178161", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:watchos::::::::", "matchCriteriaId": "15574823-ECE0-4394-99BC-6AFA34E599CC", "versionEndExcluding": "26.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report." }, { "lang": "es", "value": "Un problema de uso después de liberación se abordó con una gestión de memoria mejorada. Este problema está solucionado en watchOS 26.2, Safari 26.2, iOS 18.7.3 y iPadOS 18.7.3, iOS 26.2 y iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. El procesamiento de contenido web creado con fines maliciosos puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema pudo haber sido explotado en un ataque extremadamente sofisticado contra individuos específicos y dirigidos en versiones de iOS anteriores a iOS 26. También se emitió CVE-2025-14174 en respuesta a este informe." } ], "id": "CVE-2025-43529", "lastModified": "2026-09-30T20:10:00.247", "metrics": { "cvssMetricV31": [ { "cvssData": { "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" }, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-43529", "options": [ { "exploitation": "active" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-12-18T04:55:16.426232Z", "version": "2.0.3" } } ] }, "published": "2025-12-17T21:16:11.570", "references": [ { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125884" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125885" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125886" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125889" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125890" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125891" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125892" }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": [ "US Government Resource" ], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43529" } ], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ] } }
status	Analyzed receipt Source NVD Its words `Analyzed` Read by `field:cve.vulnStatus` Said since 2026-10-02 12:00 UTC Last answered 2026-10-04 18:16 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "product": "Safari", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "iOS and iPadOS", "vendor": "Apple", "versions": [ { "lessThan": "18.7.3", "status": "affected", "version": "0", "versionType": "custom" }, { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "macOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "tvOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "visionOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "watchOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "source": "product-security@apple.com" } ], "cisaActionDue": "2026-01-05", "cisaExploitAdd": "2025-12-15", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Apple Multiple Products Use-After-Free WebKit Vulnerability", "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:apple:safari::::::::", "matchCriteriaId": "3ECBF838-536C-47F9-9876-C526B8ED32EC", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "6547722A-1226-4E23-B3AE-8692B07C2657", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "8B71D919-1AA2-4F17-A834-4B703E36F7E2", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "8928A377-93BD-49AD-B4FE-5B2328EBDB70", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "10FD01C3-D77F-4FE4-8195-F2C59FB1321C", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:macos::::::::", "matchCriteriaId": "825BB848-93B2-4A3E-86D8-16CB37DF9302", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:tvos::::::::", "matchCriteriaId": "E0BBFB45-21F3-4B72-8DB1-BE72AFE0D2AB", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:visionos::::::::", "matchCriteriaId": "EB10D901-4800-4DF9-AB35-48017C178161", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:watchos::::::::", "matchCriteriaId": "15574823-ECE0-4394-99BC-6AFA34E599CC", "versionEndExcluding": "26.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report." }, { "lang": "es", "value": "Un problema de uso después de liberación se abordó con una gestión de memoria mejorada. Este problema está solucionado en watchOS 26.2, Safari 26.2, iOS 18.7.3 y iPadOS 18.7.3, iOS 26.2 y iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. El procesamiento de contenido web creado con fines maliciosos puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema pudo haber sido explotado en un ataque extremadamente sofisticado contra individuos específicos y dirigidos en versiones de iOS anteriores a iOS 26. También se emitió CVE-2025-14174 en respuesta a este informe." } ], "id": "CVE-2025-43529", "lastModified": "2026-09-30T20:10:00.247", "metrics": { "cvssMetricV31": [ { "cvssData": { "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" }, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-43529", "options": [ { "exploitation": "active" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-12-18T04:55:16.426232Z", "version": "2.0.3" } } ] }, "published": "2025-12-17T21:16:11.570", "references": [ { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125884" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125885" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125886" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125889" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125890" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125891" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125892" }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": [ "US Government Resource" ], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43529" } ], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ] } }
vendor	Apple receipt Source NVD Its words `Apple` Read by `field:cve.affected[].affectedData[].vendor` Said since 2026-10-02 12:00 UTC Last answered 2026-10-04 18:16 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "product": "Safari", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "iOS and iPadOS", "vendor": "Apple", "versions": [ { "lessThan": "18.7.3", "status": "affected", "version": "0", "versionType": "custom" }, { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "macOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "tvOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "visionOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "product": "watchOS", "vendor": "Apple", "versions": [ { "lessThan": "26.2", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "source": "product-security@apple.com" } ], "cisaActionDue": "2026-01-05", "cisaExploitAdd": "2025-12-15", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Apple Multiple Products Use-After-Free WebKit Vulnerability", "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:apple:safari::::::::", "matchCriteriaId": "3ECBF838-536C-47F9-9876-C526B8ED32EC", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "6547722A-1226-4E23-B3AE-8692B07C2657", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:ipados::::::::", "matchCriteriaId": "8B71D919-1AA2-4F17-A834-4B703E36F7E2", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "8928A377-93BD-49AD-B4FE-5B2328EBDB70", "versionEndExcluding": "18.7.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:iphone_os::::::::", "matchCriteriaId": "10FD01C3-D77F-4FE4-8195-F2C59FB1321C", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:macos::::::::", "matchCriteriaId": "825BB848-93B2-4A3E-86D8-16CB37DF9302", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:tvos::::::::", "matchCriteriaId": "E0BBFB45-21F3-4B72-8DB1-BE72AFE0D2AB", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:visionos::::::::", "matchCriteriaId": "EB10D901-4800-4DF9-AB35-48017C178161", "versionEndExcluding": "26.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:apple:watchos::::::::", "matchCriteriaId": "15574823-ECE0-4394-99BC-6AFA34E599CC", "versionEndExcluding": "26.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report." }, { "lang": "es", "value": "Un problema de uso después de liberación se abordó con una gestión de memoria mejorada. Este problema está solucionado en watchOS 26.2, Safari 26.2, iOS 18.7.3 y iPadOS 18.7.3, iOS 26.2 y iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. El procesamiento de contenido web creado con fines maliciosos puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema pudo haber sido explotado en un ataque extremadamente sofisticado contra individuos específicos y dirigidos en versiones de iOS anteriores a iOS 26. También se emitió CVE-2025-14174 en respuesta a este informe." } ], "id": "CVE-2025-43529", "lastModified": "2026-09-30T20:10:00.247", "metrics": { "cvssMetricV31": [ { "cvssData": { "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" }, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-43529", "options": [ { "exploitation": "active" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-12-18T04:55:16.426232Z", "version": "2.0.3" } } ] }, "published": "2025-12-17T21:16:11.570", "references": [ { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125884" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125885" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125886" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125889" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125890" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125891" }, { "source": "product-security@apple.com", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "https://support.apple.com/en-us/125892" }, { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": [ "US Government Resource" ], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43529" } ], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ] } }

Text

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report. Un problema de uso después de liberación se abordó con una gestión de memoria mejorada. Este problema está solucionado en watchOS 26.2, Safari 26.2, iOS 18.7.3 y iPadOS 18.7.3, iOS 26.2 y iPadOS 26.2, macOS Tahoe 26.2, visionOS 26.2, tvOS 26.2. El procesamiento de contenido web creado con fines maliciosos puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema pudo haber sido explotado en un ataque extremadamente sofisticado contra individuos específicos y dirigidos en versiones de iOS anteriores a iOS 26. También se emitió CVE-2025-14174 en respuesta a este informe.