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Vulnerability record · CVE-2023-50709 · published 13 December 2023

CVE-2023-50709: Cube.js improper input validation vulnerability

Cube · Cube.Js

Cube is a semantic layer for building data applications. Prior to version 0.34.34, it is possible to make the entire Cube API unavailable by submitting a specially crafted request to a Cube API endpoint. The issue has been patched in `v0.34.34` and it's recommended that all users exposing Cube APIs to the public internet upgrade to the latest version to prevent service disruption. There are currently no workaround for older versions, and the recommendation is to upgrade.

7.5 CVSS 3.1 High EPSS 0.72% · top 47.9% CWE-20 · Improper input validation
7.5CVSS 3.1 base score
0.72%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Cube is a semantic layer for building data applications. Prior to version 0.34.34, it is possible to make the entire Cube API unavailable by submitting a specially crafted request to a Cube API endpoint. The issue has been patched in `v0.34.34` and it's recommended that all users exposing Cube APIs to the public internet upgrade to the latest version to prevent service disruption. There are currently no workaround for older versions, and the recommendation is to upgrade.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/cube-js/cube/releases/tag/v0.34.34 Release Notes
https://github.com/cube-js/cube/security/advisories/GHSA-9759-3276-g2pm Third Party Advisory
https://github.com/cube-js/cube/releases/tag/v0.34.34 Release Notes
https://github.com/cube-js/cube/security/advisories/GHSA-9759-3276-g2pm Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-50709), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.