CVE-2026-39428: CubeCart: Stored Cross-Site Scripting (XSS)

Published May 13, 2026
·
Updated

CubeCart is an ecommerce software solution. Prior to 6.6.0, a Stored Cross-Site Scripting (XSS) vulnerability exists in CubeCart v6.x. An attacker with administrative privileges can inject malicious JavaScript payloads into multiple fields during the creation or modification of a product. These payloads are stored in the database and executed whenever a user (customer or another administrator) views the affected product pages, which could lead to session hijacking or unauthorized actions. This vulnerability is fixed in 6.6.0.

Affected Software

1 affected component
Cubecart CubeCart<6.6.0

Event History

May 13, 2026
CVE Published
via MITRE·08:39 PM
Data Sourced
via MITRE·08:39 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2026-39428?

CVE-2026-39428 is classified as a high severity Stored Cross-Site Scripting (XSS) vulnerability.

2

How do I fix CVE-2026-39428?

To fix CVE-2026-39428, upgrade CubeCart to version 6.6.0 or later.

3

Who is affected by CVE-2026-39428?

CVE-2026-39428 affects all CubeCart versions prior to 6.6.0 that allow administrative users to input data.

4

What kind of attacks can CVE-2026-39428 enable?

CVE-2026-39428 allows attackers with administrative privileges to inject malicious JavaScript payloads, potentially compromising user sessions.

5

How can I determine if I am vulnerable to CVE-2026-39428?

You can determine if you are vulnerable to CVE-2026-39428 by checking your CubeCart version and ensuring it is 6.6.0 or higher.

Contact

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