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GHSA-9jwc-q6j3-8g9g

Improper Restriction of XML External Entity Reference in Apache POI

Source: GitHub Advisory Database (reviewed) Moderate CVE-2019-12415

Packages

EcosystemPackageAffectedFixed in
Maven org.apache.poi:poi < 4.1.1 4.1.1

Details

As written in the advisory (Markdown source, shown as plain text).

In Apache POI up to 4.1.0, when using the tool XSSFExportToXml to convert user-provided Microsoft Excel documents, a specially crafted document can allow an attacker to read files from the local filesystem or from internal network resources via XML External Entity (XXE) Processing.

References

External links from the advisory. They lead to third-party sites.