Path Traversal in Debugmcp Mcp-debugger
CVE-2026-9467
A vulnerability was identified in debugmcp mcp-debugger up to 0.20.0. Impacted is the function handleGetSourceContext of the file src/server.ts. The manipulation leads to path traversal. The attack is possible to be carried out remotely. T…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.000 (13.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Debugmcp Mcp-debugger — versions 0.1, 0.2, 0.3
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-9467?
- CVE-2026-9467 is a medium-severity vulnerability in Debugmcp Mcp-debugger, classified under Path Traversal. CVSS score: 4.3/10. Published 2026-05-25.
- How severe is CVE-2026-9467?
- Medium severity. CVSS v3 base score is 4.3 out of 10.