MCP Calculate Server — Rce (CVE-2026-44717)
Date: 2026-05
Attack vector: rce
Category: vulnerability-disclosure
Severity: Critical
CVE: CVE-2026-44717
CWE: CWE-94
CVSS: 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

MCP Calculate Server is a mathematical calculation service based on MCP protocol and SymPy library. Prior to 0.1.1, the use of eval() to evaluate mathematical expressions without proper input sanitization leads to remote code execution. This vulnerability is fixed in 0.1.1.


Mitigations:

Architectural layers (MAESTRO):