Hulupeep mcp-ui-probe up to 0.2.0 Journey/Usage JourneyStorage.ts journeyId/filename path traversal

Summaryinfo

A vulnerability marked as critical has been reported in Hulupeep mcp-ui-probe up to 0.2.0. Affected by this vulnerability is the function get_journey/delete_journey/analyze_journey/usage_stats of the file src/journey/JourneyStorage.ts of the component Journey/Usage. This manipulation of the argument journeyId/filename causes path traversal. This vulnerability appears as CVE-2026-19270. The attack requires local access. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in Hulupeep mcp-ui-probe up to 0.2.0 and classified as critical. Affected by this vulnerability 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 with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-19270. The exploitation appears to be easy. An attack has to be approached locally. Technical details and also a exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Artificial Intelligence Software

Vendor

• Hulupeep

Name

• mcp-ui-probe

Version

• 0.1
• 0.2.0

Website

• Product: https://github.com/Hulupeep/mcp-ui-probe/

CPE 2.3info

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CPE 2.2info

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Threat Intelligenceinfo

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Submitinfo

Accepted

• Submit #865223: Hulupeep mcp-ui-probe mcp-ui-probe Path Traversal (by gongyanyu02)

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