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Fencer Vulns
medium 5.5

CVE-2019-12415 json

Improper Restriction of XML External Entity Reference in Apache POI

published 2019-10-23 7 y ago modified 2026-06-17 4 mo ago also GHSA-9jwc-q6j3-8g9g , EUVD-2022-3406

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven org.apache.poi:poi 4.1.1
  • libapache-poi-java Debian 14 4.1.1-1

debian advisories DEBIAN-CVE-2019-12415

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-12415 updated cvss 5.0

poi: a specially crafted Microsoft Excel document allows attacker to read files from the local filesystem

  • Red Hat BPM Suite 6 poi poi
    affected: workaround, no fix planned “The vulnerability is in the XSSFExportToXml util; avoid usage of this tool to mitigate the vulnerability.”
  • Red Hat Decision Manager 7 poi poi
    affected: workaround, no fix available “The vulnerability is in the XSSFExportToXml util; avoid usage of this tool to mitigate the vulnerability.”
  • Red Hat JBoss BRMS 5 poi poi Red Hat JBoss Data Virtualization 6 poi poi Red Hat JBoss Fuse 6 poi poi Red Hat JBoss Fuse Service Works 6 poi poi
    affected: workaround, no fix planned “The vulnerability is in the XSSFExportToXml util; avoid usage of this tool to mitigate the vulnerability.”
  • Red Hat Process Automation 7 poi poi
    affected: workaround, no fix available “The vulnerability is in the XSSFExportToXml util; avoid usage of this tool to mitigate the vulnerability.”
  • Red Hat Fuse 7.10
    fixed: vendor fix “The vulnerability is in the XSSFExportToXml util; avoid usage of this tool to mitigate the vulnerability.” RHSA-2021:5134

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N
GitHub 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven org.apache.poi:poi
<4.1.1
4.1.1

Affected products

  • n/a Apache POI

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.