{"id":"CVE-2026-20620","state":"PUBLISHED","title":"An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An attacker may be abl","description":"An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An attacker may be able to cause unexpected system termination or read kernel memory.","publishedAt":"2026-02-11T22:58:16.266Z","updatedAt":"2026-04-02T18:13:36.594Z","severity":{"score":7.7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/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":"14.8.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.3","versionType":"custom"}]}],"references":["https://support.apple.com/en-us/126348","https://support.apple.com/en-us/126349","https://support.apple.com/en-us/126350"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/20xxx/CVE-2026-20620.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-20620","state":"PUBLISHED","datePublished":"2026-02-11T22:58:16.266Z","dateUpdated":"2026-04-02T18:13:36.594Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2025-11-11T14:43:07.859Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An attacker may be able to cause unexpected system termination or read kernel memory."}],"affected":[{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"14.8.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.4","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.3","versionType":"custom"}]}],"references":[{"url":"https://support.apple.com/en-us/126348"},{"url":"https://support.apple.com/en-us/126349"},{"url":"https://support.apple.com/en-us/126350"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"An attacker may be able to cause unexpected system termination or read kernel memory"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-04-02T18:13:36.594Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.7,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-02-13T20:14:12.406043Z","id":"CVE-2026-20620","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"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":"2026-02-13T20:15:40.527Z"}}]}}}