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Vulnerability record · CVE-2026-26029 · published 11 February 2026

CVE-2026-26029: OS command injection vulnerability

sf-mcp-server is an implementation of Salesforce MCP server for Claude for Desktop. A command injection vulnerability exists in sf-mcp-server due to unsafe use of child_process.exec when constructing Salesforce CLI commands with user-controlled input. Successful exploitation allows attackers to execute arbitrary shell commands with the privileges of the MCP server process.

7.5 CVSS 3.1 High EPSS 1.3% · top 29.9% CWE-78 · OS command injection Deferred
7.5CVSS 3.1 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

sf-mcp-server is an implementation of Salesforce MCP server for Claude for Desktop. A command injection vulnerability exists in sf-mcp-server due to unsafe use of child_process.exec when constructing Salesforce CLI commands with user-controlled input. Successful exploitation allows attackers to execute arbitrary shell commands with the privileges of the MCP server process.

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

References

LinkTags
https://github.com/akutishevsky/sf-mcp-server/commit/99fba0171b8c22b5ee3c0405053ccfd2910a066d
https://github.com/akutishevsky/sf-mcp-server/security/advisories/GHSA-h4w9-g9c5-vfwq
https://github.com/akutishevsky/sf-mcp-server/security/advisories/GHSA-h4w9-g9c5-vfwq

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Source: NIST National Vulnerability Database (record CVE-2026-26029), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.