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OpenAdvisories
Medium · 6.5 CVE-2026-25957 EUVD-2026-6246GHSA-9vph-2hvm-x66g

Cube Denial of Service (DoS) - An authenticated attacker can crash the server by sending a specially crafted request

Published Feb 9, 2026 · Updated Feb 11, 2026 · Assigned by GitHub_M

Description

Cube is a semantic layer for building data applications. From 1.1.17 to before 1.5.13 and 1.4.2, it is possible to make the entire Cube API unavailable by submitting a specially crafted request to a Cube API endpoint. This vulnerability is fixed in 1.5.13 and 1.4.2.

Affected products

VendorProductAffectedFixed
cube-js cube >= 1.1.17, < 1.4.2, >= 1.5.0, < 1.5.13 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm @cubejs-backend/server-core >= 1.1.17, < 1.4.2 1.4.2 GHSA-9vph-2hvm-x66g
npm @cubejs-backend/server-core >= 1.5.0, < 1.5.13 1.5.13 GHSA-9vph-2hvm-x66g

References