CVE-2026-20698

HIGH

7.8

Description

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.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/25/2026

Last Modified3/26/2026

Sourcenvd

Honeypot Sightings0

Affected Products

apple:ipadosapple:iphone_osapple:macosapple:tvosapple:visionosapple:watchos

Weaknesses (CWE)

CWE-787CWE-119

References

https://support.apple.com/en-us/126792(product-security@apple.com)

https://support.apple.com/en-us/126794(product-security@apple.com)

https://support.apple.com/en-us/126797(product-security@apple.com)

https://support.apple.com/en-us/126798(product-security@apple.com)

https://support.apple.com/en-us/126799(product-security@apple.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.