Use After Free Vulnerability in Apple's iOS and macOS Products
CVE-2026-86916

7.8HIGH

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Mac OS
Vendor
CVE Published:
26 October 2026

What is CVE-2026-86916?

A use after free vulnerability has been identified in Apple's iOS, iPadOS, and macOS platforms due to insufficient memory management. This flaw could allow a malicious application to execute arbitrary code with kernel privileges, leading to unauthorized access and control over the affected systems. Users are advised to update their devices to the latest versions to mitigate potential security risks.

Affected Version(s)

iOS and iPadOS 0 < 26.7

iOS and iPadOS 0 < 27

macOS 0 < 15.8

References

https://support.apple.com/en-us/149034
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149041

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.