macOS 26.3: Sensitive Info Disclosure via Root App Redaction Issue
CVE-2026-20603 Published on February 11, 2026
This issue was addressed with improved redaction of sensitive information. This issue is fixed in macOS Tahoe 26.3. An app with root privileges may be able to access private information.
Vulnerability Analysis
CVE-2026-20603 can be exploited with local system access, and requires user privileges. 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 Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-20603 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-20603
Want to know whenever a new CVE is published for Apple macOS? stack.watch will email you.
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.