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.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-04-17

Last Modified

2026-04-20

Generated

2026-07-06

AI Q&A

2026-04-17

EPSS Evaluated

2026-07-05

NVD

CVE-2026-21719

EUVD

EUVD-2026-23366

Affected Vendors & Products

Vendor	Product	Version / Range
cubecart	cubecart	to 6.6.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

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.

Attack-Flow Graph

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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