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Vulnerability record · CVE-2013-6408 · published 7 December 2013

CVE-2013-6408: Apache solr vulnerability

Apache · Solr

The DocumentAnalysisRequestHandler in Apache Solr before 4.3.1 does not properly use the EmptyEntityResolver, which allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-6407.

6.4 CVSS 2.0 Medium EPSS 11% · top 4.1%
6.4CVSS 2.0 base score
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

The DocumentAnalysisRequestHandler in Apache Solr before 4.3.1 does not properly use the EmptyEntityResolver, which allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-6407.

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

Affected products

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

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2013-1844.html
http://rhn.redhat.com/errata/RHSA-2014-0029.html
http://secunia.com/advisories/55542 Vendor Advisory
http://secunia.com/advisories/59372
http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/solr/CHANGES.txt?view=markup
http://www.openwall.com/lists/oss-security/2013/11/29/2
https://issues.apache.org/jira/browse/SOLR-4881 Patch
http://rhn.redhat.com/errata/RHSA-2013-1844.html
http://rhn.redhat.com/errata/RHSA-2014-0029.html
http://secunia.com/advisories/55542 Vendor Advisory
http://secunia.com/advisories/59372
http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/solr/CHANGES.txt?view=markup
http://www.openwall.com/lists/oss-security/2013/11/29/2
https://issues.apache.org/jira/browse/SOLR-4881 Patch

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2013-6408), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.