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Vulnerability record · CVE-2016-5000 · published 5 August 2016

CVE-2016-5000: Apache poi xml external entity (xxe) vulnerability

Apache · Poi

The XLSX2CSV example in Apache POI before 3.14 allows remote attackers to read arbitrary files via a crafted OpenXML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

5.5 CVSS 3.0 Medium EPSS 4.2% · top 9.5% CWE-611 · XML external entity (XXE)
5.5CVSS 3.0 base score, v2 4.3
4.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

The XLSX2CSV example in Apache POI before 3.14 allows remote attackers to read arbitrary files via a crafted OpenXML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

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

References

LinkTags
http://www-01.ibm.com/support/docview.wss?uid=swg21996759
http://www.securityfocus.com/archive/1/538981/100/0/threaded
http://www.securityfocus.com/bid/92100
http://www.securitytracker.com/id/1037741
https://lists.apache.org/list.html?user%40poi.apache.org
https://www.oracle.com/security-alerts/cpuoct2020.html
http://www-01.ibm.com/support/docview.wss?uid=swg21996759
http://www.securityfocus.com/archive/1/538981/100/0/threaded
http://www.securityfocus.com/bid/92100
http://www.securitytracker.com/id/1037741
https://lists.apache.org/list.html?user%40poi.apache.org
https://www.oracle.com/security-alerts/cpuoct2020.html

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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-2016-5000), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.