CVE-2026-20687

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or write kernel memory.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/126792	Release Notes Vendor Advisory
https://support.apple.com/en-us/126793	Release Notes Vendor Advisory
https://support.apple.com/en-us/126794	Release Notes Vendor Advisory
https://support.apple.com/en-us/126795	Release Notes Vendor Advisory
https://support.apple.com/en-us/126797	Release Notes Vendor Advisory
https://support.apple.com/en-us/126798	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

No history.

Information

Published : 2026-03-25 01:17

Updated : 2026-03-25 20:07

NVD link : CVE-2026-20687

Mitre link : CVE-2026-20687

CVE.ORG link : CVE-2026-20687

JSON object : View

Products Affected

apple

watchos
macos
ipados
iphone_os
tvos

CWE

CWE-416

Use After Free

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