Description
Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-api flag is active.
Published: 2026-07-31
Score: 8.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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History

Fri, 31 Jul 2026 02:00:00 +0000

Type Values Removed Values Added
Description Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-api flag is active.
Title Authorization Bypass in MCP Toolbox Legacy HTTP Endpoints
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 8.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U'}

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cve-icon MITRE

Status: PUBLISHED

Assigner: Google

Published:

Updated: 2026-07-31T01:38:18.978Z

Reserved: 2026-07-03T01:40:43.351Z

Link: CVE-2026-14537

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses