{"id":"CVE-2026-43771","state":"PUBLISHED","title":"A stack overflow was addressed with improved input validation. 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 den","description":"A stack overflow was addressed with improved input validation. 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.","publishedAt":"2026-07-27T20:14:08.406Z","updatedAt":"2026-07-28T13:39:39.433Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"apple","products":["Apple macOS"],"affected":[{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"14.8.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]}],"references":["https://support.apple.com/en-us/128067","https://support.apple.com/en-us/128071","https://support.apple.com/en-us/128072"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43771.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43771","state":"PUBLISHED","datePublished":"2026-07-27T20:14:08.406Z","dateUpdated":"2026-07-28T13:39:39.433Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2026-05-01T22:46:27.818Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A stack overflow was addressed with improved input validation. 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."}],"affected":[{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"14.8.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]}],"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"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"An app may be able to cause a denial-of-service"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-07-27T20:14:08.406Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.1,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-28T13:39:35.348768Z","id":"CVE-2026-43771","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"CWE-121 Stack-based Buffer Overflow"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-28T13:39:39.433Z"}}]}}}