CVE-2026-20615
Path Validation Flaw in Apple OSes Allows Root Privilege Escalation
Publication date: 2026-02-11
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 | ipados | to 26.3 (exc) |
| apple | iphone_os | to 26.3 (exc) |
| apple | visionos | to 26.3 (exc) |
| apple | macos | From 26.0 (inc) to 26.3 (exc) |
| apple | macos | From 14.0 (inc) to 14.8.4 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a path handling issue that was addressed by improving validation mechanisms. Due to this flaw, an application could potentially gain root privileges on affected Apple operating systems.
How can this vulnerability impact me? :
The vulnerability allows an app to potentially gain root privileges, which means it could execute actions with the highest level of system access. This could lead to unauthorized control over the device, compromising security and privacy.
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 Apple devices to the fixed versions: iOS 26.3, iPadOS 26.3, macOS Tahoe 26.3, macOS Sonoma 14.8.4, or visionOS 26.3.