SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2026-20654

The issue was addressed with improved memory handling.

MEDIUM 5.5EPSS 0.13%

Does this matter?

Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own.

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.13% probability · 3th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/visionos · apple/watchos
Source
product-security@apple.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.