CVE-2026-19270 Hulupeep mcp-ui-probe Journey/Usage JourneyStorage.ts usage_stats path traversal
Local attackers can exploit path traversal in JourneyStorage.ts to read or modify arbitrary files via manipulated journey IDs.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19270?
CVE-2026-19270 is a medium-severity path traversal vulnerability in Hulupeep mcp-ui-probe, published on 8 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Weakness: CWE-22
Which versions are affected by CVE-2026-19270?
How do I fix CVE-2026-19270?
No fix has been published for CVE-2026-19270 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-19270 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-19270 exists.
Sources
Also known as GHSA-h8jj-pqww-5m4w.