CVE-2017-8440
UnknownEPSS 0.99%
Last modified
CVE-2017-8440 is a vulnerability of currently unknown severity. Starting in version 5.3.0, Kibana had a cross-site scripting (XSS) vulnerability in the Discover page that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
Description
Starting in version 5.3.0, Kibana had a cross-site scripting (XSS) vulnerability in the Discover page that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elastic | Kibana | 5.3.0 |
| Elastic | Kibana | 5.3.1 |
| Elastic | Kibana | 5.3.2 |
| Elastic | Kibana | 5.4.0 |
References
- https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952Mitigation, Vendor Advisory
- https://www.elastic.co/blog/kibana-5-4-1-and-5-3-3-releasedRelease Notes, Vendor Advisory
- https://www.elastic.co/community/securityVendor Advisory
- https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952Mitigation, Vendor Advisory
- https://www.elastic.co/blog/kibana-5-4-1-and-5-3-3-releasedRelease Notes, Vendor Advisory
- https://www.elastic.co/community/securityVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-8440?
Starting in version 5.3.0, Kibana had a cross-site scripting (XSS) vulnerability in the Discover page that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.
How severe is CVE-2017-8440?
Severity scoring for CVE-2017-8440 is pending analysis. The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2017-8440?
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-2017-8440?
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Scan your code nowSource: NVD / NIST