# CVE-2026-117569: Kali-GPT through commit a608c74 OS Command Injection via MCP Scanner Tool Parameters

Status: published. Published: 2026-10-27. Updated: 2026-11-05.

Kali-GPT through commit a608c74 contains an OS command injection vulnerability in execute_tool() in kali_gpt/tools/mcp_server.py that allows MCP clients to run commands via unsanitized scanner parameters. Attackers or prompt-injected agents can embed shell metacharacters in parameters like target, ports, domain, wordlist, or url, executed via subprocess.run with shell=True as the MCP server user.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- alishahid74 / kali-gpt: ≥ 0; ≤ a608c74e99910232dd208fee99de860458672b82 (affected, git). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 8.5 (high); 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; source: CNA: VulnCheck

- CVSS 3.1: 7.8 (high); CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H; source: CNA: VulnCheck

- CVSS 4.0: 8.5 (high); 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X; source: NVD: disclosure@vulncheck.com

- CVSS 3.1: 7.8 (high); CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H; source: NVD: disclosure@vulncheck.com

- CISA KEV: No listing in collected sources

- EPSS: 0.67% as of 2026-11-05; percentile 51.98%

- SSVC: exploitation poc; automatable no; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-78

## Exploit evidence

- exploit: https://github.com/alishahid74/kali-gpt/issues/12 (ADP: CISA-ADP)

## References

- https://github.com/alishahid74/kali-gpt/issues/12 (CNA: VulnCheck; issue-tracking)

- https://github.com/alishahid74/kali-gpt (CNA: VulnCheck; product)

- https://github.com/alishahid74/kali-gpt/blob/a608c74e99910232dd208fee99de860458672b82/kali_gpt/tools/mcp_server.py#L229-L356 (CNA: VulnCheck; technical-description)

- https://www.vulncheck.com/advisories/kali-gpt-through-commit-a608c74-os-command-injection-via-mcp-scanner-tool-parameters (CNA: VulnCheck; third-party-advisory)

- https://github.com/alishahid74/kali-gpt/issues/12 (ADP: CISA-ADP; exploit)

- https://github.com/alishahid74/kali-gpt (disclosure@vulncheck.com)

- https://github.com/alishahid74/kali-gpt/blob/a608c74e99910232dd208fee99de860458672b82/kali_gpt/tools/mcp_server.py#L229-L356 (disclosure@vulncheck.com)

- https://github.com/alishahid74/kali-gpt/issues/12 (disclosure@vulncheck.com)

- https://www.vulncheck.com/advisories/kali-gpt-through-commit-a608c74-os-command-injection-via-mcp-scanner-tool-parameters (disclosure@vulncheck.com)

- https://github.com/alishahid74/kali-gpt/issues/12 (134c704f-9b21-4f2e-91b3-4a467353bcc0)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-117569; retrieved 2026-11-05; source updated 2026-11-05

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-117569; retrieved 2026-11-05; source updated 2026-11-05

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-117569; retrieved 2026-11-05; source updated Not reported

Revision: 815472dbce44f85d8cd1fe736ac3b2589150cbc1d620fbb6dbb01802d113d6ca

Canonical: https://y2.dev/cve/CVE-2026-117569

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

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