A vulnerability was identified in automateyournetwork MCPyATS up to 0.1.4. The affected element is the function processGenerateRequest of the file mcp_servers/mermaid/index.ts of the component generate_mermaid_markdown. The manipulation of the argument folder/name leads to path traversal. The attack must be carried out locally.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Local

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00138.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Automateyournetwork Subscribe
Mcpyats Subscribe

No data.

No data.

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Vendors Products
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Mcpyats Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/automateyournetwork/MCPyATS/ cve-icon cve-icon
https://github.com/automateyournetwork/MCPyATS/issues/22 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-19338 cve-icon cve-icon
https://vuldb.com/submit/865262 cve-icon cve-icon
https://vuldb.com/vuln/387174 cve-icon cve-icon
https://vuldb.com/vuln/387174/cti cve-icon cve-icon
History

Mon, 10 Aug 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sun, 09 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was identified in automateyournetwork MCPyATS up to 0.1.4. The affected element is the function processGenerateRequest of the file mcp_servers/mermaid/index.ts of the component generate_mermaid_markdown. The manipulation of the argument folder/name leads to path traversal. The attack must be carried out locally.
Title automateyournetwork MCPyATS generate_mermaid_markdown index.ts processGenerateRequest path traversal
First Time appeared Automateyournetwork
Automateyournetwork mcpyats
Weaknesses CWE-22
CPEs cpe:2.3:a:automateyournetwork:mcpyats:*:*:*:*:*:*:*:*
Vendors & Products Automateyournetwork
Automateyournetwork mcpyats
References
Metrics cvssV2_0

{'score': 4.3, 'vector': 'AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-08-10T21:12:32.550Z

Reserved: 2026-08-08T09:55:45.402Z

Link: CVE-2026-19338

cve-icon Vulnrichment

Updated: 2026-08-10T21:02:24.266Z

cve-icon NVD

Status : Deferred

Published: 2026-08-09T07:17:02.763

Modified: 2026-08-12T20:59:21.023

Link: CVE-2026-19338

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-11T14:27:15Z

Weaknesses