CVE-2026-21719
Summary
| CVE | CVE-2026-21719 |
|---|---|
| State | PUBLISHED |
| Assigner | jpcert |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-17 06:16:29 UTC |
| Updated | 2026-04-17 15:08:25 UTC |
| 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. |
Risk And Classification
Primary CVSS: v4.0 8.6 HIGH from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.001830000 probability, percentile 0.401080000 (date 2026-04-18)
Problem Types: CWE-78 | CWE-78 Improper neutralization of special elements used in an OS command ('OS Command Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 8.6 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 8.6 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 3.0 | [email protected] | Secondary | 7.2 | HIGH | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| 3.0 | CNA | CVSS | 7.2 | HIGH | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
HighUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
HighUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | CubeCart Limited | CubeCart | affected prior to 6.6.0 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| community.cubecart.com/t/cubecart-6-6-0-released-the-biggest-update-in-years/62405 | [email protected] | community.cubecart.com | |
| jvn.jp/en/jp/JVN78422311 | [email protected] | jvn.jp | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.