{"api_version":"1","generated_at":"2026-09-23T16:59:31+00:00","cve":"CVE-2026-84511","urls":{"html":"https://cve.report/CVE-2026-84511","api":"https://cve.report/api/cve/CVE-2026-84511.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-84511","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-84511"},"summary":{"title":"CVE-2026-84511","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted asset catalog may lead to unexpected process termination.","state":"PUBLISHED","assigner":"apple","published_at":"2026-09-14 21:17:27","updated_at":"2026-09-16 19:43:25"},"problem_types":["CWE-787","Processing a maliciously crafted asset catalog may lead to unexpected process termination","CWE-787 CWE-787 Out-of-bounds Write"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://support.apple.com/en-us/149035","name":"https://support.apple.com/en-us/149035","refsource":"product-security@apple.com","tags":["Vendor Advisory"],"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":["Vendor Advisory"],"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":["Vendor Advisory"],"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":["Vendor Advisory"],"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":["Vendor Advisory"],"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":["Vendor Advisory"],"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":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-84511","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84511","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"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":[{"cve_year":"2026","cve_id":"84511","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"ipados","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"84511","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"iphone_os","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"84511","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"macos","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"84511","cve":"CVE-2026-84511","epss":"0.002030000","percentile":"0.104850000","score_date":"2026-09-16","updated_at":"2026-09-17 00:07:17"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2026-84511","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-16T15:06:39.170633Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-16T15:07:31.181Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"iOS and iPadOS","vendor":"Apple","versions":[{"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":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted asset catalog may lead to unexpected process termination."}],"problemTypes":[{"descriptions":[{"description":"Processing a maliciously crafted asset catalog may lead to unexpected process termination","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-09-14T20:48:31.026Z","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/149042"},{"url":"https://support.apple.com/en-us/149043"}]}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2026-84511","datePublished":"2026-09-14T20:48:31.026Z","dateReserved":"2026-09-01T21:13:17.748Z","dateUpdated":"2026-09-16T15:07:31.181Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-14 21:17:27","lastModifiedDate":"2026-09-16 19:43:25","problem_types":["CWE-787","Processing a maliciously crafted asset catalog may lead to unexpected process termination","CWE-787 CWE-787 Out-of-bounds Write"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-16T15:06:39.170633Z","id":"CVE-2026-84511","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*","versionEndExcluding":"27.0","matchCriteriaId":"A6CD209B-5C42-4CC2-BF07-60852D12509A"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*","versionEndExcluding":"27.0","matchCriteriaId":"8A74637E-2BC7-477F-8996-32A3BE7A10DC"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*","versionStartIncluding":"15.0","versionEndExcluding":"15.8","matchCriteriaId":"241A56D1-1E33-4317-A053-85AF8E3770B3"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*","versionStartIncluding":"26.0","versionEndExcluding":"26.7","matchCriteriaId":"1BE83000-26C0-49C5-A966-BB40AD6F8BEE"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*","versionEndExcluding":"27.0","matchCriteriaId":"6BD26C5D-C2F6-4BB6-A1E6-1F5723EA7458"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*","versionEndExcluding":"27.0","matchCriteriaId":"6F43E9DC-5D72-4325-9965-E6B50054B8E8"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*","versionEndExcluding":"27.0","matchCriteriaId":"52C964A6-6BF4-4C0A-9C20-FBDE815AE5DF"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"84511","Ordinal":"1","Title":"CVE-2026-84511","CVE":"CVE-2026-84511","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"84511","Ordinal":"1","NoteData":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted asset catalog may lead to unexpected process termination.","Type":"Description","Title":"CVE-2026-84511"}]}}}