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.

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History

Mon, 28 Sep 2026 21:45:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Write Leading to Arbitrary Code Execution in Apple iOS, iPadOS, and macOS

Mon, 28 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Weaknesses CWE-787
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 28 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Description 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.
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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-09-28T19:43:13.786Z

Reserved: 2026-09-08T16:43:41.881Z

Link: CVE-2026-86950

cve-icon Vulnrichment

Updated: 2026-09-28T19:43:10.107Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-28T20:17:11.193

Modified: 2026-09-28T21:10:50.050

Link: CVE-2026-86950

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-28T21:30:07Z

Weaknesses