CVE-2019-12966
UnknownEPSS 2.40%
Last modified
CVE-2019-12966 is a vulnerability of currently unknown severity. FeHelper through 2019-06-19 allows arbitrary code execution during a JSON format operation, as demonstrated by the {"a":(function(){confirm(1)})()} input.. EPSS estimates a 2.40% chance of exploitation in the next 30 days.
Description
FeHelper through 2019-06-19 allows arbitrary code execution during a JSON format operation, as demonstrated by the {"a":(function(){confirm(1)})()} input.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fehelper Project | Fehelper | <= 2019-06-19 |
References
- https://github.com/zxlie/FeHelper/issues/63Exploit, Issue Tracking, Third Party Advisory
- https://github.com/zxlie/FeHelper/issues/63Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-12966?
FeHelper through 2019-06-19 allows arbitrary code execution during a JSON format operation, as demonstrated by the {"a":(function(){confirm(1)})()} input.
How severe is CVE-2019-12966?
Severity scoring for CVE-2019-12966 is pending analysis. The EPSS model estimates a 2.40% probability of exploitation in the next 30 days.
How do I fix CVE-2019-12966?
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-2019-12966?
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Scan your code nowSource: NVD / NIST