CVE-2026-0758 mcp-server-siri-shortcuts shortcutName Command Injection Privilege Escalation Vulnerability
Local attackers can escalate privileges and execute arbitrary code via command injection in the shortcutName parameter of mcp-server-siri-shortcuts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0758?
CVE-2026-0758 is a high-severity command injection vulnerability in mcp-server-siri-shortcuts, published on 23 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mcp-server-siri-shortcuts shortcutName Command Injection Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of mcp-server-siri-shortcuts. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the shortcutName parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account. Was ZDI-CAN-27910.
Weakness: CWE-78
Which versions are affected by CVE-2026-0758?
How do I fix CVE-2026-0758?
No fix has been published for CVE-2026-0758 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-0758 being exploited?
There is no known exploitation of CVE-2026-0758 in the wild and no public exploit code.
Sources
Also known as GHSA-4p8v-28rj-8wh2.