What is CVE-2026-19339?

CVE-2026-19339 is a medium-severity vulnerability in Aliyun Alibabacloud-dataworks-mcp-server, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-08-09.

How severe is CVE-2026-19339?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SSRF in Aliyun Alibabacloud-dataworks-mcp-server

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 reque…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Aliyun Alibabacloud-dataworks-mcp-server — versions 1.0.0, 1.0.1, 1.0.2

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-19339?: CVE-2026-19339 is a medium-severity vulnerability in Aliyun Alibabacloud-dataworks-mcp-server, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-08-09.
How severe is CVE-2026-19339?: Medium severity. CVSS v3 base score is 6.3 out of 10.