CVE-2026-34884

Apache SkyWalking MCP: SSRF via set_skywalking_url Tool and GraphQL Expression Injection in MCP Server

Published Aug 18, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
SSRF via set_skywalking_url 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:2.3:a:apache:skywalking_mcp:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Apache
Apache skywalking Mcp
Vendors & Products Apache
Apache skywalking Mcp
Type Values Removed Values Added
Description SSRF via set_skywalking_url 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.
Title Apache SkyWalking MCP: SSRF via set_skywalking_url Tool and GraphQL Expression Injection in MCP Server
Weaknesses CWE-918
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Aug 19, 2026, 1:28 PM
Reserved
Mar 31, 2026, 7:33 AM
Status
Analyzed
Published
Aug 18, 2026, 8:16 AM
Modified
Oct 22, 2026, 10:10 PM