CVE-2025-43521
BaseFortify
Publication date: 2025-12-12
Last updated on: 2026-04-02
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 15.7.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-347 | The product does not verify, or incorrectly verifies, the cryptographic signature for data. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability could allow an application to access sensitive user data by bypassing security restrictions, which may lead to non-compliance with data protection standards and regulations such as GDPR and HIPAA. The fix, implemented via additional code-signing restrictions, helps prevent unauthorized access to sensitive information, thereby supporting compliance with these regulations. [1]
Can you explain this vulnerability to me?
This vulnerability is a downgrade issue affecting Intel-based Mac computers, where an application may bypass security measures due to insufficient code-signing restrictions. It was addressed by adding stricter code-signing requirements in macOS Sequoia 15.7.3.
How can this vulnerability impact me? :
An application exploiting this vulnerability may be able to access sensitive user data on affected Intel-based Mac computers, potentially leading to unauthorized data exposure.
What immediate steps should I take to mitigate this vulnerability?
Update your Intel-based Mac computers to macOS Sequoia 15.7.3 or later, as this version includes the fix with additional code-signing restrictions to prevent the vulnerability.