CVE-2026-21719
HIGHCVSS 8.6/10EPSS 1.20%
Last modified
CVE-2026-21719 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cubecart | Cubecart | < 6.6.0 |
References
- https://jvn.jp/en/jp/JVN78422311/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-21719?
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.
How severe is CVE-2026-21719?
CVE-2026-21719 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21719?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-21719?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST