Path Traversal in Angrysky56 Advanced-Reasoning-Mcp
CVE-2026-19330
A vulnerability was determined in angrysky56 advanced-reasoning-mcp 1.0.0. The impacted element is the function create_system_json/create_library to get_system_json/switch_memory_library of the file src/index.ts. This manipulation causes path traversal. The attack requires local access. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.001 (3.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Angrysky56 Advanced-Reasoning-Mcp — versions 1.0.0
Weakness classification (CWE)
References
- github.com/angrysky56/advanced-reasoning-mcp/ (product)
- github.com/angrysky56/advanced-reasoning-mcp/issues/3 (issue-tracking)
- vuldb.com/cve/CVE-2026-19330 (third-party-advisory)
- vuldb.com/submit/865248 (third-party-advisory)
- vuldb.com/vuln/387164 (technical-description, vdb-entry)
- vuldb.com/vuln/387164/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-19330?
- CVE-2026-19330 is a medium-severity vulnerability in Angrysky56 Advanced-Reasoning-Mcp, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-08-09.
- How severe is CVE-2026-19330?
- Medium severity. CVSS v3 base score is 5.3 out of 10.