---
id: CVE-2026-19339
title: >-
  A security flaw has been discovered in aliyun
  alibabacloud-dataworks-mcp-server up to 1.0.43
summary: >-
  A security flaw has been discovered in aliyun
  alibabacloud-dataworks-mcp-server up to 1.0.43. The impacted element is the
  function ReadResourceRequestSchema of the file src/resources/initResources.ts.
  The manipulation of the argument req…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-918
published: '2026-08-09'
updated: '2026-08-09'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19339'
references:
  - url: 'https://github.com/aliyun/alibabacloud-dataworks-mcp-server/'
    label: cna@vuldb.com
  - url: 'https://github.com/aliyun/alibabacloud-dataworks-mcp-server/issues/27'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-19339'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/865263'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/387175'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/387175/cti'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00366
epssPercentile: 0.27659
ingestedAt: '2026-08-09T18:34:00.572Z'
---

## Overview

A security flaw has been discovered in aliyun alibabacloud-dataworks-mcp-server up to 1.0.43. The impacted element is the function ReadResourceRequestSchema of the file src/resources/initResources.ts. The manipulation of the argument request.params.uri results in server-side request forgery. The attack may be launched remotely. The project was informed of the problem early through an issue report but has not responded yet.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.