aliyun alibabacloud-dataworks-mcp-server up to 1.0.43 initResources.ts ReadResourceRequestSchema request.params.uri server-side request forgery

Summaryinfo

A vulnerability was found in aliyun alibabacloud-dataworks-mcp-server up to 1.0.43. It has been classified as critical. This affects the function ReadResourceRequestSchema of the file src/resources/initResources.ts. This manipulation of the argument request.params.uri causes server-side request forgery. This vulnerability is registered as CVE-2026-19339. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in aliyun alibabacloud-dataworks-mcp-server up to 1.0.43 and classified as critical. Affected by this vulnerability is the function ReadResourceRequestSchema of the file src/resources/initResources.ts. The manipulation of the argument request.params.uri with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-19339. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a exploit are known. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/08/2026).

It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Vendor

• aliyun

Name

• alibabacloud-dataworks-mcp-server

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.0.13
• 1.0.14
• 1.0.15
• 1.0.16
• 1.0.17
• 1.0.18
• 1.0.19
• 1.0.20
• 1.0.21
• 1.0.22
• 1.0.23
• 1.0.24
• 1.0.25
• 1.0.26
• 1.0.27
• 1.0.28
• 1.0.29
• 1.0.30
• 1.0.31
• 1.0.32
• 1.0.33
• 1.0.34
• 1.0.35
• 1.0.36
• 1.0.37
• 1.0.38
• 1.0.39
• 1.0.40
• 1.0.41
• 1.0.42
• 1.0.43

Website

• Product: https://github.com/aliyun/alibabacloud-dataworks-mcp-server/

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Submitinfo

Accepted

• Submit #865263: aliyun alibabacloud-dataworks-mcp-server 1.0.43 Server-Side Request Forgery (by gongyanyu04)

Be aware that VulDB is the high quality source for vulnerability data.

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