A security flaw has been discovered in Hulupeep mcp-ui-probe up to 0.2.0. Affected is the function get_journey/delete_journey/analyze_journey/usage_stats of the file src/journey/JourneyStorage.ts of the component Journey/Usage. The manipulation of the argument journeyId/filename results in path traversal.
The attack requires a local approach. The project was informed of the problem early through an issue report but has not responded yet.
Attack Parameters
Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products
hulupeep:mcp-ui-probe
References 6
https://vuldb.com/vuln/387013
VDB-387013 | Hulupeep mcp-ui-probe Journey/Usage JourneyStorage.ts usage_stats path traversal
https://vuldb.com/vuln/387013/cti
VDB-387013 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/cve/CVE-2026-19270
CVE-2026-19270 | CVE Analysis and Report
https://vuldb.com/submit/865223
Submit #865223 | Hulupeep mcp-ui-probe mcp-ui-probe Path Traversal
https://github.com/Hulupeep/mcp-ui-probe/issues/1
NVD
https://github.com/Hulupeep/mcp-ui-probe/
NVD