CVE-2026-19331
bazylhorsey obsidian-mcp-server CanvasService.ts writeCanvas path traversal
- State
- Published
- Severity
- 4.8 Medium
- Published
- Aug 9, 2026
- Updated
- Aug 10, 2026
- Reserved
- Aug 8, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.3 Medium | AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-22 Path Traversal
Affected Products
| Product | Versions |
|---|---|
obsidian-mcp-serverbazylhorsey |
|
References
- VDB-387165 | bazylhorsey obsidian-mcp-server CanvasService.ts writeCanvas path traversalvdb-entrytechnical-description
- VDB-387165 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-19331 | CVE Analysis and Reportthird-party-advisory
- Submit #865254 | bazylhorsey obsidian-mcp-server unknown Path Traversalthird-party-advisory
- https://github.com/bazylhorsey/obsidian-mcp-server/issues/3issue-tracking
- https://github.com/bazylhorsey/obsidian-mcp-server/product
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