PT-2025-36503 · Npm · @Akoskm/Create-Mcp-Server-Stdio

Lirantal · Published 2025-09-08 · Updated 2025-09-09 · CVE-2025-54994

Positive Technologies (AI Summary)

CVSS v4.0

9.3

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions: @akoskm/create-mcp-server-stdio versions prior to 0.0.13

Description: The @akoskm/create-mcp-server-stdio package, a MCP server starter kit utilizing the StdioServerTransport, contains a command injection issue in versions prior to 0.0.13. The which-app-on-port tool relies on the Node.js exec function, which is susceptible to command injection when combined with untrusted user input.

Recommendations: Update @akoskm/create-mcp-server-stdio to version 0.0.13 or later.

Exploit

Fix

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2025-54994

GHSA-3CH2-JXXC-V4XF

Affected Products

@Akoskm/Create-Mcp-Server-Stdio

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54994.json · Exploit
• https://osv.dev/vulnerability/CVE-2025-54994 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-3ch2-jxxc-v4xf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-54994 · Security Note
• https://github.com/akoskm/create-mcp-server-stdio/commit/48c26bbe1f8c62764e4592f33c8300d1cadd2eac · Note
• https://github.com/akoskm/create-mcp-server-stdio/security/advisories/GHSA-3ch2-jxxc-v4xf · Note
• https://github.com/akoskm/create-mcp-server-stdio/blob/main/src/index.ts#L24-L40 · Note
• https://github.com/akoskm/create-mcp-server-stdio · Note
• https://github.com/akoskm/create-mcp-server-stdio/pull/1 · Note
• https://twitter.com/CVEnew/status/1965140742700998714 · Twitter Post
• https://twitter.com/offseq/status/1965316954765381639 · Twitter Post
• https://t.me/CVEtracker/31989 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1965174777548595645 · Twitter Post