CVE-2026-25957

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Denial of Service in Cube API via Crafted Request

Publication date: 2026-02-09

Last updated on: 2026-02-24

Assigner: GitHub, Inc.

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-02-09

Last Modified

2026-02-24

Generated

2026-07-06

AI Q&A

2026-02-10

EPSS Evaluated

2026-07-04

NVD

CVE-2026-25957

EUVD

EUVD-2026-6246

Affected Vendors & Products

Vendor	Product	Version / Range
cube	cube.js	From 1.5.0 (inc) to 1.5.13 (exc)
cube	cube.js	From 1.1.17 (inc) to 1.4.2 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-755	The product does not handle or incorrectly handles an exceptional condition.

Attack-Flow Graph

Executive Summary

This vulnerability affects Cube, a semantic layer for building data applications. In versions from 1.1.17 up to but not including 1.5.13 and 1.4.2, an attacker can make the entire Cube API unavailable by submitting a specially crafted request to a Cube API endpoint.

Impact Analysis

The vulnerability can cause a denial of service by making the entire Cube API unavailable. This means legitimate users and applications relying on the Cube API may be unable to access its services, potentially disrupting data applications that depend on it.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate this vulnerability, you should upgrade Cube to version 1.5.13 or later, or to version 1.4.2 or later, where the issue has been fixed.

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