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CVE-2026-34884: CWE-918 Server-Side Request Forgery (SSRF) in Apache Software Foundation Apache SkyWalking MCP

0
Critical
Published: 08/18/2026 (08/18/2026, 07:26:38 UTC)
Source: CVE Database V5
Vendor/Project: Apache Software Foundation
Product: Apache SkyWalking MCP

Description

Apache SkyWalking MCP version 0.1.0 contains a critical Server-Side Request Forgery (SSRF) vulnerability and a GraphQL expression injection issue. These vulnerabilities allow an attacker to manipulate server requests and inject malicious GraphQL expressions. The issue is fixed in version 0.2.0, which users are advised to upgrade to.

CVSS v3.1

Score 9.8critical

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

Apache Software Foundation

Apache SkyWalking MCP

Affected versions
=0.1.0
org.apache.skywalking/mcp
pkg:maven/org.apache.skywalking/mcp
Affected versions
=0.1.0

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/11/2026, 23:31:33 UTC

Technical Analysis

CVE-2026-34884 identifies a Server-Side Request Forgery (SSRF) vulnerability via the set_skywalking_url tool and a GraphQL expression injection vulnerability in Apache SkyWalking MCP version 0.1.0. These vulnerabilities could allow an attacker to cause unauthorized requests from the server and execute injected GraphQL expressions, potentially leading to full compromise. The Apache Software Foundation has addressed these issues in version 0.2.0.

Potential Impact

The vulnerabilities have a CVSS score of 9.8 (critical), indicating high impact with potential for complete confidentiality, integrity, and availability compromise. Exploitation could allow attackers to perform unauthorized server-side requests and inject malicious GraphQL expressions, leading to severe system compromise.

Mitigation Recommendations

Users should upgrade Apache SkyWalking MCP from version 0.1.0 to version 0.2.0, which contains the official fix for these vulnerabilities.

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Technical Details

Data Version
5.2
Assigner Short Name
apache
Date Reserved
2026-03-31T07:33:52.367Z
State
PUBLISHED

Threat ID: 6a840cb5bf8831d53966e6c5

Added to database: 08/18/2026, 07:41:41 UTC

Last enriched: 09/11/2026, 23:31:33 UTC

Last updated: 10/03/2026, 02:46:04 UTC

Views: 72

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