CVE-2026-79538
9.8 CRITICALpublic exploit availablePublished 2026-09-29 · Updated 2026-09-29
AI risk analysis
- Summary
- The vulnerability allows for code execution via the internal MCP inspector proxy endpoint, posing a critical risk due to the high severity and potential for remote exploitation.
- Exploitability
- Exploitation is relatively straightforward given the public exploit references, requiring only access to the affected endpoint.
- Blast radius
- If exploited, this flaw could lead to full system compromise, allowing attackers to execute arbitrary code with high privileges.
- Detection
- No reliable host or network indicator is derivable from the published description.
- Prioritized remediation
- Upgrade to metatool-ai MetaMCP version 2.4.23 or later.
rcewebproxycode-execution
Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.
NVD description
metatool-ai MetaMCP up to and including 2.4.22 is vulnerable to Code Execution in the internal MCP inspector proxy endpoint GET /mcp-proxy/server/stdio (createTransport, STDIO branch, routers/mcp-proxy/server.ts).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-94
Public exploit & PoC references
All references
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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