{"id":"CVE-2020-9847","aliases":["EUVD-2020-30626","GHSA-xr44-v6xx-f99r"],"status":"published","title":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS...","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00671,"percentile":0.52313,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2020-06-09T16:17:07Z","modified":"2026-06-17T03:28:40Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/HT211170","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9847"},{"url":"https://github.com/advisories/GHSA-xr44-v6xx-f99r"}],"sources":{"cve":[{"id":"CVE-2020-9847","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.","status":"published","published":"2020-06-09T16:17:07Z","modified":"2024-08-04T10:43:05.471Z","updated_at":"2026-11-02T14:35:49.209579Z"}],"euvd":[{"id":"EUVD-2020-30626","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.","status":"published","published":"2020-06-09T16:17:07Z","modified":"2024-08-04T10:43:05Z","updated_at":"2026-11-03T03:07:52.605769Z"}],"ghsa":[{"id":"GHSA-xr44-v6xx-f99r","title":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS...","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.","status":"published","published":"2022-05-24T17:19:45Z","modified":"2023-01-29T05:02:53Z","updated_at":"2026-11-02T14:45:11.402148Z"}],"nvd":[{"id":"CVE-2020-9847","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to break out of its sandbox.","status":"published","published":"2020-06-09T17:15:15.02Z","modified":"2026-06-17T03:28:40.513Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:06:05.962132Z"}]}}