{"id":"CVE-2021-1880","aliases":["EUVD-2021-7344","GHSA-m4w5-gcq7-74fp"],"status":"published","title":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS...","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. 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":"2026-11-12","score":0.00974,"percentile":0.62542,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-09-08T14:46:41Z","modified":"2026-06-17T03:32:43Z","products":[{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"watchos"}],"references":[{"url":"https://support.apple.com/en-us/HT212324","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212325","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1880"},{"url":"https://github.com/advisories/GHSA-m4w5-gcq7-74fp"}],"sources":{"cve":[{"id":"CVE-2021-1880","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-09-08T14:46:41Z","modified":"2024-08-03T16:25:06.339Z","updated_at":"2026-11-02T14:33:08.409321Z"}],"euvd":[{"id":"EUVD-2021-7344","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-09-08T14:46:41Z","modified":"2024-08-03T16:25:06Z","updated_at":"2026-11-03T03:25:14.678157Z"}],"ghsa":[{"id":"GHSA-m4w5-gcq7-74fp","title":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS...","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2022-05-24T19:13:31Z","modified":"2023-01-30T05:01:58Z","updated_at":"2026-11-02T14:46:31.662536Z"}],"nvd":[{"id":"CVE-2021-1880","description":"This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution.","status":"published","published":"2021-09-08T15:15:12.353Z","modified":"2026-06-17T03:32:43.06Z","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":"2026-11-02T14:06:58.05696Z"}]}}