{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43704", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-05-01T22:46:21.643Z", "datePublished": "2026-06-29T19:42:55.246Z", "dateUpdated": "2026-06-29T21:44:04.195Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "A malicious web extension may be able to cause an unexpected process crash"}]}], "affected": [{"vendor": "Apple", "product": "Safari", "versions": [{"version": "0", "status": "affected", "lessThan": "26.5.2", "versionType": "custom"}]}, {"vendor": "Apple", "product": "iOS and iPadOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.5.2", "versionType": "custom"}]}, {"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "26.5.2", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious web extension may be able to cause an unexpected process crash."}], "references": [{"url": "https://support.apple.com/en-us/127594"}, {"url": "https://support.apple.com/en-us/127595"}, {"url": "https://support.apple.com/en-us/127685"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-06-29T19:42:55.246Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-416", "lang": "en", "description": "CWE-416 Use After Free"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-06-29T21:43:59.961017Z", "id": "CVE-2026-43704", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-29T21:44:04.195Z"}}]}}

{}

{}

{}

{"created": "2026-06-29T21:30:03.889267+00:00", "title": "Use-After-Free Vulnerability in Apple Web Browsers Allowing Malicious Extensions to Crash the Browser Process", "updated": "2026-06-29T21:30:03.889273+00:00", "vendors": [], "weaknesses": ["CWE-416"]}