CVE-2026-20698

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or corrupt kernel memory.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

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/126794	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
https://support.apple.com/en-us/126799	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-03-25 01:17

Updated : 2026-03-26 20:16

NVD link : CVE-2026-20698

Mitre link : CVE-2026-20698

CVE.ORG link : CVE-2026-20698

JSON object : View

Products Affected

apple

watchos
macos
ipados
visionos
iphone_os
tvos

CWE

CWE-787

Out-of-bounds Write

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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