{"id":"CVE-2026-86950","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-86950","summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a…","details":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27.","published":"2026-09-28T20:17:11.193","modified":"2026-09-30T04:18:33.497","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://support.apple.com/en-us/149226"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/149228"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/149229"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2026/Sep/89"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2026/Sep/90"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2026/Sep/91"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86950"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-30T04:18:33.497"}}