CVE-2026-86953

An 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, tvOS 27, visionOS 27, watchOS 27. An attacker in physical proximity may be able to cause a denial-of-service.

Score

CVSS 3.1 4.6 Medium

Status

Awaiting Analysis - product-security@apple.com

Published

2026-10-20

Last modified

2026-10-26

Weaknesses

CWE-787

Affected products

• Ios And Ipados (Apple)
• Macos (Apple)
• Tvos (Apple)
• Visionos (Apple)
• Watchos (Apple)

References

• https://support.apple.com/en-us/149034
• https://support.apple.com/en-us/149035
• https://support.apple.com/en-us/149036
• https://support.apple.com/en-us/149037
• https://support.apple.com/en-us/149038