CVE-2026-86946

HighCVSS 7.7/10Last modified Nov 3, 2026

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or corrupt kernel memory.

Metrics

CVSS 3.1 7.7/10CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Oct 26, 2026
Last modified
Nov 3, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-869488.8This issue was addressed by enforcing library validation on the affected binaries. This issue is fixed in Xcode 27. An app may be able to brCVE-2026-869498.8This issue was addressed by enforcing library validation on the affected binaries. This issue is fixed in Xcode 27. A malicious app may be aCVE-2026-86959.8radare2 6.1.5 contains a use-after-free vulnerability in the gdbr_threads_list() function that allows remote attackers to trigger memory corCVE-2026-869508.8An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.11 and iPadOS 18.7.11, iOS 26.7.1 CVE-2026-869534.6An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27,CVE-2026-869546.5An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27 and iPadOS 27CVE-2026-869555.5An authorization issue was addressed with improved state management. This issue is fixed in iOS 27 and iPadOS 27. An app may be able to acceCVE-2026-869576.5An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, maCVE-2026-869587.8The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2CVE-2026-869594.3An input validation issue was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 2CVE-2026-86969.8radare2 6.1.5 contains a use-after-free vulnerability in the gdbr_pids_list() function within the GDB client core that allows remote attackeCVE-2026-869617.8A race condition was addressed with additional validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. A malicious ap
CVE-2026-86946: High severity, CVSS 7.7 | Vulnix