CVE-2025-27098 — the-guild / graphql_mesh_cli
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')GraphQL Mesh is a GraphQL Federation framework and gateway for both GraphQL Federation and non-GraphQL Federation subgraphs, non-GraphQL services, such as REST and gRPC, and also databases such as MongoDB, MySQL, and PostgreSQL. Missing check vulnerability in the static file handler allows any client to access the files in the server's file system. When staticFiles is set in the serve settings in the configuration file, the following handler doesn't check if absolutePath is still under the directory provided as staticFiles. Users have two options to fix vulnerability; 1. Update @graphql-mesh/cli to a version higher than 0.82.21, and if you use @graphql-mesh/http, update it to a version higher than 0.3.18 2. Remove staticFiles option from the configuration, and use other solutions to serve static files.
| Software | From | Fixed in |
|---|---|---|
| the-guild / graphql_mesh_cli | 0.78.0 | 0.82.22 |
| the-guild / graphql_mesh_http | - | 0.3.19 |
@graphql-mesh / cli
|
0.78.0 | 0.82.22 |
|
@graphql-mesh / http
|
- | 0.3.19 |
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A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.
CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.
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Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.
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