CVE-2026-20603
Improper Redaction in macOS Tahoe Allows Root Data Exposure
Publication date: 2026-02-11
Last updated on: 2026-02-18
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | macos | to 26.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-284 | The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves an app with root privileges potentially being able to access private information due to insufficient redaction of sensitive data. The issue was addressed by improving the redaction process to better protect sensitive information.
How can this vulnerability impact me? :
If exploited, this vulnerability could allow an application running with root privileges to access private information that should otherwise be protected, potentially leading to unauthorized disclosure of sensitive data.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your system to macOS Tahoe 26.3 or later, where the issue has been fixed with improved redaction of sensitive information.