CVE-2026-30777
MEDIUMCVSS 6.5/10EPSS 0.34%
Last modified
CVE-2026-30777 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
Description
EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ec-Cube | Ec-Cube | >= 4.1.0, < 4.1.2 |
| Ec-Cube | Ec-Cube | >= 4.2.0, < 4.2.3 |
| Ec-Cube | Ec-Cube | >= 4.3.0, < 4.3.1 |
| Ec-Cube | Ec-Cube | 4.1.2 |
| Ec-Cube | Ec-Cube | 4.2.3 |
| Ec-Cube | Ec-Cube | 4.3.1 |
References
- https://jvn.jp/en/jp/JVN63765888/Third Party Advisory
- https://www.ec-cube.net/info/weakness/20260209/index.phpPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-30777?
EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.
How severe is CVE-2026-30777?
CVE-2026-30777 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2026-30777?
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-2026-30777?
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Scan your code nowSource: NVD / NIST