Apache POI's XLSX2CSV Example XML External Entity (XXE) Vulnerability
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.apache.poi:poi-examples | < 3.14 | 3.14 |
References
- CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-611- Platform
- Java / Kotlin (Maven)
- Package
org.apache.poi:poi-examples- Disclosed
- 13.05.2022
- Updated
- 11.10.2026 11:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-pmqq-7wfv-jfff - CC BY 4.0
Vulnerability history: org.apache.poi:poi-examples
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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