CVE-2016-5000

poi: XML External Entity (XXE) Vulnerability in Apache POI's XLSX2CSV Example

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Severity

Important

Red Hat Product Security

7.5

CVSS 3.0

Review impact separately from score.

Published · July 22, 2016

Updated · June 27, 2026

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 score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS 2.0 · 7.1
AV:N/AC:M/Au:N/C:C/I:N/A:N

CWE-611 · Improper Restriction of XML External Entity Reference