macOS Tahoe 26.3: Notification Privacy Leak via iCloud Device Access
CVE-2026-20648 Published on February 11, 2026
A privacy issue was addressed by moving sensitive data to a protected location. This issue is fixed in macOS Tahoe 26.3. A malicious app may be able to access notifications from other iCloud devices.
Vulnerability Analysis
CVE-2026-20648 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2026-20648 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2026-20648
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2026-20648 are published in Apple macOS:
Affected Versions
Apple macOS:- Version unspecified and below 26.3 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.