CRITICAL

CVE-2026-93328

Google Cloud — MCP Toolbox for Databases (googleapis/mcp-toolbox)

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.

CVSS9.3

EPSS0.5%

Exploit StatusNot Assessed

PublishedOct 26, 2026

Last ModifiedOct 26, 2026

VendorGoogle Cloud

ProductMCP Toolbox for Databases (googleapis/mcp-toolbox)

Weakness (CWE)CWE-22, CWE-862

View on NVD

Vulnerability Timeline

PublishedOct 26, 2026

Last ModifiedOct 26, 2026

Seraph Context

Technology Watch Match

Available for technologies you monitor inside Seraph CTI.

Relevant Threat Actors

Surfaced automatically when a documented actor is linked to this CVE.

Sector Context

Shown when this vendor/product is relevant to your industry.

Exploitation Context

Campaign and indicator context, where Seraph analysts have published it.

References

https://github.com/googleapis/mcp-toolbox/pull/3454

More from Google Cloud in the catalogue.

CVE-2026-93327Application IntegrationPublished Oct 30, 2026 CVE-2026-85268Identity Platform and Firebase AuthenticationPublished Oct 30, 2026 CVE-2026-85299Compute EnginePublished Oct 27, 2026

Does this affect technology you run?

Declare your technology stack inside Seraph CTI and get notified the moment a vulnerability matches it.

Explore Seraph CTI Back to Vulnerability Catalogue