{"id":"CVE-2020-27939","aliases":["EUVD-2020-20432","GHSA-6c23-8rhp-2qv3"],"status":"published","title":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1,...","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00931,"percentile":0.61053,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-04-02T17:35:27Z","modified":"2026-06-17T03:09:54Z","products":[{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/en-us/HT212011","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27939"},{"url":"https://github.com/advisories/GHSA-6c23-8rhp-2qv3"}],"sources":{"cve":[{"id":"CVE-2020-27939","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-04-02T17:35:27Z","modified":"2024-08-04T16:25:44.091Z","updated_at":"2026-11-02T14:35:53.236501Z"}],"euvd":[{"id":"EUVD-2020-20432","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-04-02T17:35:27Z","modified":"2024-08-04T16:25:44Z","updated_at":"2026-11-03T03:07:11.320494Z"}],"ghsa":[{"id":"GHSA-6c23-8rhp-2qv3","title":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1,...","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2022-05-24T17:46:10Z","modified":"2023-01-29T05:06:13Z","updated_at":"2026-11-02T14:45:58.601163Z"}],"nvd":[{"id":"CVE-2020-27939","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-04-02T18:15:16.373Z","modified":"2026-06-17T03:09:54.497Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/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"}],"updated_at":"2026-11-02T14:06:37.687844Z"}]}}