{"id":"CVE-2026-86929","state":"PUBLISHED","title":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a malici","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file may lead to arbitrary code execution.","publishedAt":"2026-10-26T20:43:53.806Z","updatedAt":"2026-10-27T03:56:16.360Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"apple","products":["Apple macOS"],"affected":[{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"15.8.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.7.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]}],"references":["https://support.apple.com/en-us/149035","https://support.apple.com/en-us/149522","https://support.apple.com/en-us/149523"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86929.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86929","state":"PUBLISHED","datePublished":"2026-10-26T20:43:53.806Z","dateUpdated":"2026-10-27T03:56:16.360Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2026-09-08T16:43:41.879Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted file may lead to arbitrary code execution."}],"affected":[{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"15.8.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.7.2","versionType":"custom"},{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]}],"references":[{"url":"https://support.apple.com/en-us/149035"},{"url":"https://support.apple.com/en-us/149522"},{"url":"https://support.apple.com/en-us/149523"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Processing a maliciously crafted file may lead to arbitrary code execution"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-10-26T20:43:53.806Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-26T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-86929"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","type":"CWE","lang":"en","description":"CWE-125 Out-of-bounds Read"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-27T03:56:16.360Z"}}]}}}