Published Feb 11, 2026Sources checked Oct 26, 2026
5.5MEDIUMCVSS out of 10
What this means
Review the available evidence
CVE-2026-20648 and is rated Medium severity with a CVSS score of 5.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
CISA KEVNot listedBased on the latest collected catalog
EPSS0.2%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview
What is CVE-2026-20648?
A privacy issue was addressed by moving sensitive data to a protected location. This issue is fixed in macOS Sequoia 15.8.2, macOS Tahoe 26.3.
A malicious app may be able to access notifications from other iCloud devices.