CVE-2026-21719
Received Received - Intake
OS Command Injection in CubeCart < 6.6.0 via Admin Privileges

Publication date: 2026-04-17

Last updated on: 2026-04-20

Assigner: JPCERT/CC

Description
An OS command injection vulnerability exists in CubeCart prior to 6.6.0, which may allow a user with an administrative privilege to execute an arbitrary OS command.
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Meta Information
Published
2026-04-17
Last Modified
2026-04-20
Generated
2026-06-16
AI Q&A
2026-04-17
EPSS Evaluated
2026-06-15
NVD
CVE-2026-21719
EUVD
EUVD-2026-23366
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
cubecart cubecart to 6.6.0 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
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Executive Summary

This vulnerability is an OS command injection issue found in CubeCart versions prior to 6.6.0. It allows a user who has administrative privileges to execute arbitrary operating system commands on the server running CubeCart.

Impact Analysis

If exploited, this vulnerability can lead to severe impacts including full compromise of the affected system. An attacker with administrative access could execute arbitrary commands, potentially leading to data theft, data loss, service disruption, or further attacks on the network.

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