CVE-2026-25957

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

State: Published
Severity: 6.5 Medium
Published: Feb 9, 2026
Updated: Feb 11, 2026
Reserved: Feb 9, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-755 Improper Handling of Exceptional Conditions

Affected Products

Product	Versions
cubecube-js	>= 1.1.17, < 1.4.2Affected >= 1.5.0, < 1.5.13Affected

References

https://github.com/cube-js/cube/security/advisories/GHSA-9vph-2hvm-x66g

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