CVE-2026-86918: apple ipados, apple iphone_os, apple macos

CVSS 4.3 (medium) · published 2026-10-20

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. Processing a maliciously crafted image may lead to unexpected app termination.

Affected products (NVD): apple ipados, apple iphone_os, apple macos, apple tvos, apple visionos, apple watchos

Fixed in (NVD): 27.0

Weakness: CWE-787

Source: NVD CVE-2026-86918

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

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