{"id":"CVE-2021-30869","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-30869","summary":"A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina,…","details":"A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.","published":"2021-08-24T19:15:15.080","modified":"2026-06-17T03:51:03.023","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":{"score":0.0415,"percentile":0.90076,"asOf":"2026-08-24"},"cisaKev":{"dateAdded":"2021-11-03","dueDate":"2021-11-17","knownRansomwareCampaignUse":false},"exploitsKnown":3,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212146"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212147"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212824"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212825"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212146"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212147"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212824"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212825"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30869"}],"provenance":{"sources":["OSV.dev","NVD","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T03:51:03.023"}}