CVE-2026-20667

HIGH

8.8

Description

A logic issue was addressed with improved checks. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, watchOS 26.3. An app may be able to break out of its sandbox.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/11/2026

Last Modified4/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

apple:ipadosapple:iphone_osapple:macosapple:watchos

Weaknesses (CWE)

CWE-693

References

https://support.apple.com/en-us/126346(product-security@apple.com)

https://support.apple.com/en-us/126348(product-security@apple.com)

https://support.apple.com/en-us/126349(product-security@apple.com)

https://support.apple.com/en-us/126350(product-security@apple.com)

https://support.apple.com/en-us/126352(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.