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CVE-2026-14541 Authentication Bypass and Audience Confusion in MCP Toolbox OAuth Provider

🗓️ 31 Jul 2026 01:48:39Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Authentication bypass and audience confusion in MCP Toolbox Google provider 1.4.0 occurs when the authService is enabled but no audience or clientId is defined, causing token validation to skip.

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