CVE-2026-124726
Received
Received - Intake
Relative Path Traversal in Apache APISIX via MCP Endpoint
Vulnerability report for CVE-2026-124726, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-13
Last updated on: 2026-11-13
Assigner: Apache Software Foundation
Description
Description
Relative Path Traversal, with Unintended Proxy vulnerability in Apache APISIX.
A caller of the MCP endpoint can invoke endpoints the OpenAPI document
never declared, under the declared tool's HTTP method, using the credentials the
Route adds. This issue affects Apache APISIX: from 3.19.0 before 3.20.0.
Users are recommended to upgrade to version 3.20.0, which fixes the issue.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| Apache Software Foundation | Apache APISIX | From 3.19.0 (inc) to 3.20.0 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-23 | The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. |
