{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84553", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-09-01T21:13:17.752Z", "datePublished": "2026-09-14T20:50:42.948Z", "dateUpdated": "2026-09-14T23:03:59.524Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "A remote attacker may be able to cause a denial-of-service"}]}], "affected": [{"vendor": "Apple", "product": "macOS", "versions": [{"version": "0", "status": "affected", "lessThan": "15.8", "versionType": "custom"}, {"version": "0", "status": "affected", "lessThan": "26.7", "versionType": "custom"}, {"version": "0", "status": "affected", "lessThan": "27", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "A resource exhaustion issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause a denial-of-service."}], "references": [{"url": "https://support.apple.com/en-us/149035"}, {"url": "https://support.apple.com/en-us/149042"}, {"url": "https://support.apple.com/en-us/149043"}], "providerMetadata": {"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-09-14T20:50:42.948Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-400", "lang": "en", "description": "CWE-400 Uncontrolled Resource Consumption"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-14T23:03:26.714713Z", "id": "CVE-2026-84553", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-09-14T23:03:59.524Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "15.8", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "26.7", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "27", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A resource exhaustion issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause a denial-of-service."}], "id": "CVE-2026-84553", "lastModified": "2026-09-14T23:18:55.693", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84553", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-14T23:03:26.714713Z", "version": "2.0.3"}}]}, "published": "2026-09-14T21:17:31.450", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149035"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149042"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/149043"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{}