What is CVE-2026-0758?

CVE-2026-0758 is a high-severity vulnerability in Mcp-Server-Siri-Shortcuts, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-01-23.

How severe is CVE-2026-0758?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Mcp-Server-Siri-Shortcuts

CVE-2026-0758

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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.007 (47.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mcp-server-siri-shortcuts — versions 49d67127ba8373300d0c9d94c059b4c873bf2ef8

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

zdi-disclosures@trendmicro.com (x_research-advisory)

Frequently asked questions

What is CVE-2026-0758?: CVE-2026-0758 is a high-severity vulnerability in Mcp-Server-Siri-Shortcuts, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-01-23.
How severe is CVE-2026-0758?: High severity. CVSS v3 base score is 7.8 out of 10.