{"api_version":"1","generated_at":"2026-07-27T23:53:02+00:00","cve":"CVE-2026-64703","urls":{"html":"https://cve.report/CVE-2026-64703","api":"https://cve.report/api/cve/CVE-2026-64703.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64703","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64703"},"summary":{"title":"CVE-2026-64703","description":"A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause a denial-of-service.","state":"PUBLISHED","assigner":"apple","published_at":"2026-07-27 21:17:09","updated_at":"2026-07-27 21:17:09"},"problem_types":["An app may be able to cause a denial-of-service"],"metrics":[],"references":[{"url":"https://support.apple.com/en-us/128072","name":"https://support.apple.com/en-us/128072","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/128071","name":"https://support.apple.com/en-us/128071","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/128067","name":"https://support.apple.com/en-us/128067","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64703","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64703","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 14.8.8 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 15.7.8 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 26.6 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"macOS","vendor":"Apple","versions":[{"lessThan":"14.8.8","status":"affected","version":"0","versionType":"custom"},{"lessThan":"15.7.8","status":"affected","version":"0","versionType":"custom"},{"lessThan":"26.6","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause a denial-of-service."}],"problemTypes":[{"descriptions":[{"description":"An app may be able to cause a denial-of-service","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-07-27T20:12:23.223Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"url":"https://support.apple.com/en-us/128067"},{"url":"https://support.apple.com/en-us/128071"},{"url":"https://support.apple.com/en-us/128072"}]}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2026-64703","datePublished":"2026-07-27T20:12:23.223Z","dateReserved":"2026-07-20T18:09:24.049Z","dateUpdated":"2026-07-27T20:12:23.223Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-27 21:17:09","lastModifiedDate":"2026-07-27 21:17:09","problem_types":["An app may be able to cause a denial-of-service"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64703","Ordinal":"1","Title":"CVE-2026-64703","CVE":"CVE-2026-64703","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64703","Ordinal":"1","NoteData":"A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause a denial-of-service.","Type":"Description","Title":"CVE-2026-64703"}]}}}