CVE-2026-19370: bartekke8it56w2 new-mcp geminithinking index.ts fs.readFileSync path traversal

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-09 · updated 2026-10-23
Weakness: CWE-22

Description

A vulnerability was determined in bartekke8it56w2 new-mcp 0.1.0. This impacts the function fs.writeFileSync/fs.existsSync/fs.readFileSync of the file index.ts of the component geminithinking. This manipulation of the argument sessionCommand/sessionPath causes path traversal. The attack requires local access. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

bartekke8it56w2 new-mcp: 0.1.0

References

https://github.com/bartekke8it56w2/new-mcp/
https://github.com/bartekke8it56w2/new-mcp/issues/10
https://vuldb.com/cve/CVE-2026-19370
https://vuldb.com/submit/866268
https://vuldb.com/vuln/387254
https://vuldb.com/vuln/387254/cti

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