Vulnerability in Dbt-Labs Dbt-Mcp
CVE-2026-44968
dbt-mcp is a Model Context Protocol server for interacting with dbt. Prior to 1.17.1, _run_dbt_command() in src/dbt_mcp/dbt_cli/tools.py appended unsanitized node_selection and resource_type values to the dbt subprocess argument list, allowing an MCP client to inject dbt global flags such as --profiles-dir, --project-dir, and --target into subprocess.Popen even though shell=False prevents shell metacharacter injection. This issue is fixed in version 1.17.1.
EPSS: 0.002 (10.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Dbt-labs Dbt-mcp — versions < 1.17.1
- Getdbt Dbt_mcp_server
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-44968?
- CVE-2026-44968 is a medium-severity vulnerability in Dbt-Labs Dbt-Mcp, classified under Argument Injection. CVSS score: 6.3/10. Published 2026-07-16.
- How severe is CVE-2026-44968?
- Medium severity. CVSS v3 base score is 6.3 out of 10.