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Vulnerability record · CVE-2014-6439 · published 10 October 2014

CVE-2014-6439: Elasticsearch cross-site scripting vulnerability

Elasticsearch · Elasticsearch

Cross-site scripting (XSS) vulnerability in the CORS functionality in Elasticsearch before 1.4.0.Beta1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

4.3 CVSS 2.0 Medium EPSS 2.0% · top 19.8% CWE-79 · Cross-site scripting
4.3CVSS 2.0 base score
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Cross-site scripting (XSS) vulnerability in the CORS functionality in Elasticsearch before 1.4.0.Beta1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/128556/Elasticsearch-1.3.x-CORS-Issue.html
http://www.elasticsearch.org/blog/elasticsearch-1-4-0-beta-released/ PatchVendor Advisory
http://www.securityfocus.com/archive/1/533602/100/0/threaded
http://www.securityfocus.com/bid/70233
https://www.elastic.co/community/security/ Vendor Advisory
http://packetstormsecurity.com/files/128556/Elasticsearch-1.3.x-CORS-Issue.html
http://www.elasticsearch.org/blog/elasticsearch-1-4-0-beta-released/ PatchVendor Advisory
http://www.securityfocus.com/archive/1/533602/100/0/threaded
http://www.securityfocus.com/bid/70233
https://www.elastic.co/community/security/ Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2014-6439), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.