Path Traversal in Bazylhorsey Obsidian-Mcp-Server
CVE-2026-19331
A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. 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. 4th 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
- Bazylhorsey Obsidian-Mcp-Server — versions 1.0.0
Weakness classification (CWE)
References
- vuldb.com/vuln/387165 (technical-description, vdb-entry)
- vuldb.com/vuln/387165/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-19331 (third-party-advisory)
- vuldb.com/submit/865254 (third-party-advisory)
- github.com/bazylhorsey/obsidian-mcp-server/issues/3 (issue-tracking)
- github.com/bazylhorsey/obsidian-mcp-server/ (product)
Frequently asked questions
- What is CVE-2026-19331?
- CVE-2026-19331 is a medium-severity vulnerability in Bazylhorsey Obsidian-Mcp-Server, classified under Path Traversal. CVSS score: 5.3/10. Published 2026-08-09.
- How severe is CVE-2026-19331?
- Medium severity. CVSS v3 base score is 5.3 out of 10.