CVE-2026-65414

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Write in Apple iOS and macOS

Publication date: 2026-09-14

Last updated on: 2026-09-16

Assigner: Apple Inc.

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. A remote attacker may be able to cause unexpected app termination or arbitrary code execution.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-14

Last Modified

2026-09-16

Generated

2026-10-05

AI Q&A

2026-09-15

EPSS Evaluated

2026-10-04

NVD

CVE-2026-65414

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ipados	to 26.7 (exc)
apple	iphone_os	to 26.7 (exc)
apple	macos	From 15.0 (inc) to 15.8 (exc)
apple	macos	From 26.0 (inc) to 26.7 (exc)
apple	visionos	to 27.0 (exc)
apple	watchos	to 27.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This is an out-of-bounds write vulnerability caused by insufficient bounds checking. A remote attacker could exploit it to write data outside intended memory areas, potentially leading to unexpected app crashes or arbitrary code execution on affected devices.

Detection Guidance

This vulnerability is specific to Apple operating systems and requires updating to patched versions. Detection involves checking system versions against the fixed releases: iOS 26.7/iPadOS 26.7, iOS 27/iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, or watchOS 27.

Impact Analysis

If exploited, this vulnerability could allow an attacker to crash apps or run malicious code on your device. This might compromise your data, privacy, or control over the device. Affected systems include iPhones, iPads, Macs, Apple TVs, Vision Pro, and Apple Watches.

Compliance Impact

The provided CVE data does not specify direct impacts on compliance with standards like GDPR or HIPAA. The vulnerability involves an out-of-bounds write issue that could lead to arbitrary code execution or app termination. Such issues may potentially compromise data confidentiality or integrity, which are key concerns under GDPR and HIPAA.

Mitigation Strategies

Immediately update affected Apple devices to the latest patched versions listed in the description. Disable unnecessary network services if patching is delayed. Monitor for unusual app behavior or crashes as potential indicators of exploitation.

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