Out-of-Bounds Read Vulnerability in Apple's Operating Systems
CVE-2026-86954

6.5MEDIUM

Key Information:

Vendor

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

What is CVE-2026-86954?

An out-of-bounds read vulnerability exists within Apple's operating systems that can potentially allow a maliciously crafted image to cause unexpected termination of applications. This vulnerability stems from inadequate bounds checking when processing certain images. The issue has been addressed in several updates across Apple's software platforms, particularly in iOS, iPadOS, macOS, tvOS, visionOS, and watchOS. Users and developers are urged to update their devices to the latest versions to mitigate potential risks.

Affected Version(s)

iOS and iPadOS 0 < 26.7.2

iOS and iPadOS 0 < 27

macOS 0 < 15.8.2

References

https://support.apple.com/en-us/149034
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149036

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.