Is CVE-2013-6408 in the CISA KEV catalog?

No. CVE-2013-6408 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-6408?

CVE-2013-6408 has a CVSS v2 base score of 6.4 (MEDIUM).

What is the EPSS score for CVE-2013-6408?

CVE-2013-6408 has an EPSS score of 11.40% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2013-6408

MEDIUMEPSS 95th pctl

6.4

CVSS v2

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.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

11.40%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.