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Missing Authorization in MCP Toolbox for Databases allows Arbitrary File Read and Write

Exact source revision recorded 26 Oct 2026 15:35:30 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-93328

Published

Path Traversal and Missing Authorization in cloud-storage source in Google Cloud MCP Toolbox for Databases (googleapis/mcp-toolbox) versions 1.2.0 through 1.4.0 allows an unauthenticated remote attacker to exfiltrate host files to external Google Cloud Storage buckets and overwrite arbitrary local files via crafted tool invocation parameters.

Source published
26 Oct 2026 14:24:09 UTC
Source modified
26 Oct 2026 14:24:09 UTC
Observed here
26 Oct 2026 15:35:30 UTC
Source terms
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CVSS 4.0 · 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber

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Sources read 7 Nov 17:14 UTC · 275 of 275 readable · 274 fully read · documentation 469/469 current