TI-2026-17492 Aliases CVE-2026-21719 GHSA-mj52-hprj-j8xh

OS command injection in CubeCart

MEDIUM 42CWE-78Published 2026-04-17 · Updated 2026-04-17

Key facts

Attack vector: Network
Privileges required: High
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.01203 68th percentileScored 2026-11-07

Fix Fixed CubeCart (CubeCart Limited): 6.6.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
cubecart	CubeCart	before 6.6.0	6.6.0	Patch available	CNA

CubeCart Vendorcubecart Affected before 6.6.0 Fixed in 6.6.0 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cubecart:cubecart::::::::	before 6.6.0	Vulnerable	cubecart

cpe:2.3:a:cubecart:cubecart:*:*:*:*:*:*:*:* Versions before 6.6.0 Vulnerable ·cubecart

Remediation

Fix · CNA CubeCart (CubeCart Limited) Fixed in 6.6.0

Timeline

2026-10-02 Threatist record created from CVE-2026-21719
2026-10-03 Alias added: GHSA-mj52-hprj-j8xh

References

Advisory 1

https://jvn.jp/en/jp/JVN78422311/

Other 1

https://community.cubecart.com/t/cubecart-6-6-0-released-the-biggest-update-in-years/62405

TI-2024-23117 Directory Traversal vulnerability in CubeCart v.6.5.5 and before allows an attacker to… CVSS 3.1CRITICAL 9.8
TI-2024-22066 File Upload vulnerability in CubeCart before 6.5.5 allows an authenticated user to… CVSS 3.1HIGH 8.0
TI-2025-36966 CubeCart Unauthorized Newsletter Unsubscription via force_unsubscribe Parameter CVSS 3.1MEDIUM 6.5
TI-2025-36897 CubeCart Session Not Invalidated After Password Change CVSS 3.1HIGH 7.1
TI-2025-36965 CubeCart Vulnerable to HTML Injection in Product Reviews Allows Malicious Links and Defacement CVSS 3.1MEDIUM 5.4
TI-2025-36964 CubeCart Stored/Reflected HTML Injection Vulnerability in Contact Enquiry CVSS 3.1MEDIUM 5.4

See all 28 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences