CVE-2026-124719

Apache APISIX: identity spoofing in openapi-to-mcp

Published Nov 13, 2026 CVSS 4.0 · 2.3 Low EPSS n/a KEV · Not listed
Description
Authentication bypass by spoofing vulnerability in Apache APISIX.



When a Route's configured headers carry a caller identity and the OpenAPI document declares
the same header, a caller can act as another identity against the
upstream API. 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Description Authentication bypass by spoofing vulnerability in Apache APISIX. When a Route's configured headers carry a caller identity and the OpenAPI document declares the same header, a caller can act as another identity against the upstream API. 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.
Title Apache APISIX: identity spoofing in openapi-to-mcp
Weaknesses CWE-290
References
Metrics cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

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Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Nov 13, 2026, 8:02 PM
Reserved
Nov 9, 2026, 10:56 AM
Status
Received
Published
Nov 13, 2026, 6:17 PM
Modified
Nov 13, 2026, 8:18 PM