github.com/googleapis/mcp-toolbox (Go) — known CVEs & security advisories

Known CVE vulnerabilities and GitHub Security Advisories affecting the Go package github.com/googleapis/mcp-toolbox, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.

CVEs (3)

• CVE-2026-11717: An authentication bypass vulnerability exists in the generic opaque token validation path (validateOpaqueToken) of googleapis/mcp-toolbox…
• CVE-2026-11718: An authentication bypass vulnerability exists in the generic opaque token validation path (validateOpaqueToken) of googleapis/mcp-toolbox…
• CVE-2026-11719: An authenticated authorization bypass vulnerability exists in MCP Toolbox for Databases due to missing scope enforcement across older…