CVE-2026-19339

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.

CVSS 4.0

2.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-25)

CWE

CWE-918

Published

2026-08-09

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

References

• https://github.com/aliyun/alibabacloud-dataworks-mcp-server/
• https://github.com/aliyun/alibabacloud-dataworks-mcp-server/issues/27
• https://vuldb.com/cve/CVE-2026-19339
• https://vuldb.com/submit/865263
• https://vuldb.com/vuln/387175

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