MonomythDevelopment la-forge-mcp 1.0.0 screenshot_element Tool src/index.ts screenshotElement output_name path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in MonomythDevelopment la-forge-mcp 1.0.0. Impacted is the function screenshotElement of the file src/index.ts of the component screenshot_element Tool. Performing a manipulation of the argument output_name results in path traversal. This vulnerability is reported as CVE-2026-19038. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Detailsinfo

A vulnerability was found in MonomythDevelopment la-forge-mcp 1.0.0. It has been classified as critical. This affects the function screenshotElement of the file src/index.ts of the component screenshot_element Tool. The manipulation of the argument output_name with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-19038. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a exploit are known. MITRE ATT&CK project uses the attack technique T1006 for this issue.

It is declared as proof-of-concept. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Upgrading to version 1.1.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 1102172c9adec4a619e241efd6bfb74f5b1f4332 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Vendor

• MonomythDevelopment

Name

• la-forge-mcp

Version

• 1.0.0

License

• open-source

Website

• Product: https://github.com/MonomythDevelopment/la-forge-mcp/

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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Threat Intelligenceinfo

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Submitinfo

Accepted

• Submit #863827: MonomythDevelopment la-forge-mcp unknown Path Traversal (by gongyanyu)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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