Apache SkyWalking MCP: Server-Side Request Forgery via SW-URL Header in MCP Server
Date: 2026-04
Affected: go/github.com/apache/skywalking-mcp
Attack vector: ssrf
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-34476
CWE: CWE-918
CVSS: 7.1 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N)

Server-Side Request Forgery via SW-URL Header vulnerability in Apache SkyWalking MCP. This issue affects Apache SkyWalking MCP: 0.1.0. Users are recommended to upgrade to version 0.2.0, which fixes this issue.


Mitigations:

Architectural layers (MAESTRO):