Apache SkyWalking MCP: SSRF via set_skywalking_url Tool and GraphQL Expression Injection in MCP Server
Summary
| CVE | CVE-2026-34884 |
|---|---|
| State | PUBLISHED |
| Assigner | apache |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-18 08:16:42 UTC |
| Updated | 2026-08-18 09:17:14 UTC |
| 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. |
Risk And Classification
Problem Types: CWE-918 | CWE-918 CWE-918 Server-Side Request Forgery (SSRF)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Apache Software Foundation | Apache SkyWalking MCP | affected 0.1.0 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.openwall.com/lists/oss-security/2026/04/13/5 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| lists.apache.org/thread/s447p6h5dfr02lx17v27phoksgb8mkkp | [email protected] | lists.apache.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Andrea Cosentino <[email protected]> (en)
There are currently no legacy QID mappings associated with this CVE.