CVE-2026-34884: Apache SkyWalking MCP: SSRF via set_skywalking_url Tool and GraphQL Expression Injection in MCP Server
Published Apr 13, 2026
·Updated
SSRF via setskywalkingurl Tool and GraphQL expression injection 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.
Affected Software
2 affected components
Apache SkyWalking MCP>=0.1.0<=0.1.0
Apache SkyWalking MCP>=0.1.0<0.2.0
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apache SkyWalking MCPto a version that resolves this vulnerability.Fixed in 0.2.0Patch CVE-2026-34884
Event History
Aug 18, 2026
CVE Published
via MITRE·07:26 AM
Data Sourced
via MITRE·07:26 AM
DescriptionWeakness
Data Sourced
via NVD·08:16 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
Which deployments are affected?
Apache SkyWalking MCP version 0.1.0 is affected. Version 0.2.0 is identified as fixing the issue.
2
What attack paths are involved?
The issue involves server-side request forgery through the set_skywalking_url tool and GraphQL expression injection in the MCP server.
3
What should teams do to remediate it?
Upgrade Apache SkyWalking MCP to version 0.2.0.