{"api_version":"1","generated_at":"2026-09-15T08:14:43+00:00","cve":"CVE-2026-86881","urls":{"html":"https://cve.report/CVE-2026-86881","api":"https://cve.report/api/cve/CVE-2026-86881.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-86881","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-86881"},"summary":{"title":"CVE-2026-86881","description":"A certificate validation issue was addressed with improved certificate validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages.","state":"PUBLISHED","assigner":"apple","published_at":"2026-09-14 21:17:39","updated_at":"2026-09-14 21:17:39"},"problem_types":["An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages"],"metrics":[],"references":[{"url":"https://support.apple.com/en-us/149035","name":"https://support.apple.com/en-us/149035","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149038","name":"https://support.apple.com/en-us/149038","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149037","name":"https://support.apple.com/en-us/149037","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149042","name":"https://support.apple.com/en-us/149042","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149043","name":"https://support.apple.com/en-us/149043","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149036","name":"https://support.apple.com/en-us/149036","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149034","name":"https://support.apple.com/en-us/149034","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://support.apple.com/en-us/149041","name":"https://support.apple.com/en-us/149041","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-86881","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86881","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apple","product":"iOS and iPadOS","version":"affected 26.7 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"iOS and iPadOS","version":"affected 27 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 15.8 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 26.7 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 27 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"tvOS","version":"affected 27 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"visionOS","version":"affected 27 custom","platforms":[]},{"source":"CNA","vendor":"Apple","product":"watchOS","version":"affected 27 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":"iOS and iPadOS","vendor":"Apple","versions":[{"lessThan":"26.7","status":"affected","version":"0","versionType":"custom"},{"lessThan":"27","status":"affected","version":"0","versionType":"custom"}]},{"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"}]},{"product":"tvOS","vendor":"Apple","versions":[{"lessThan":"27","status":"affected","version":"0","versionType":"custom"}]},{"product":"visionOS","vendor":"Apple","versions":[{"lessThan":"27","status":"affected","version":"0","versionType":"custom"}]},{"product":"watchOS","vendor":"Apple","versions":[{"lessThan":"27","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"A certificate validation issue was addressed with improved certificate validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages."}],"problemTypes":[{"descriptions":[{"description":"An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-09-14T20:47:49.094Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"url":"https://support.apple.com/en-us/149034"},{"url":"https://support.apple.com/en-us/149035"},{"url":"https://support.apple.com/en-us/149036"},{"url":"https://support.apple.com/en-us/149037"},{"url":"https://support.apple.com/en-us/149038"},{"url":"https://support.apple.com/en-us/149041"},{"url":"https://support.apple.com/en-us/149042"},{"url":"https://support.apple.com/en-us/149043"}]}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2026-86881","datePublished":"2026-09-14T20:47:49.094Z","dateReserved":"2026-09-08T16:43:41.871Z","dateUpdated":"2026-09-14T20:47:49.094Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-14 21:17:39","lastModifiedDate":"2026-09-14 21:17:39","problem_types":["An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"86881","Ordinal":"1","Title":"CVE-2026-86881","CVE":"CVE-2026-86881","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"86881","Ordinal":"1","NoteData":"A certificate validation issue was addressed with improved certificate validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An attacker with a compromised intermediate certificate authority may be able to issue certificates with arbitrary extended key usages.","Type":"Description","Title":"CVE-2026-86881"}]}}}