Vulnerability Description
An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26, tvOS 26.1, watchOS 26.1. An app may be able to access sensitive user data.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | < 26.0 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/125110
- https://support.apple.com/en-us/125632
- https://support.apple.com/en-us/125637
- https://support.apple.com/en-us/125639
- http://seclists.org/fulldisclosure/2025/Sep/53
FAQ
What is CVE-2025-43294?
CVE-2025-43294 is a vulnerability with a CVSS score of 3.3 (LOW). An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26, tvOS 26.1, watchOS 26.1. ...
How severe is CVE-2025-43294?
CVE-2025-43294 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-43294?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.