# CVE-2020-25020: Improper Restriction of XML External Entity Reference in MPXJ

Source: https://junglewise.ai/threats/cve-2020-25020-improper-restriction-of-xml-external-entity-reference-in-mpxj  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-05-07  
License: CC BY 4.0 with a link back

CVE-2020-25020 · Severity: low · CVSS 3.1 · Published 2021-05-07

Improper Restriction of XML External Entity Reference in MPXJ

Technologies: [net.sf.mpxj:mpxj (Maven)](https://junglewise.ai/threats/technologies/net-sf-mpxj-mpxj). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2020-25020 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-25020 being exploited in the wild.

**How severe is CVE-2020-25020?** Low severity, with a CVSS score of 3.1, published 7 May 2021.

**Which products and versions are affected?** net.sf.mpxj:mpxj (Maven) ECOSYSTEM:introduced=0,fixed=8.1.4.

**Is there a fix for CVE-2020-25020?** Yes. net.sf.mpxj:mpxj (Maven): upgrade to 8.1.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2020-25020?** Check whether you run net.sf.mpxj:mpxj (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- net.sf.mpxj:mpxj (Maven): upgrade to 8.1.4 or later

  ```sh
  # set net.sf.mpxj:mpxj to 8.1.4 in your pom.xml or build.gradle
  ```


## Affected products

- net.sf.mpxj:mpxj (Maven) ECOSYSTEM:introduced=0,fixed=8.1.4

## Identifiers

- CVE-2020-25020
- GHSA-wcp5-m52f-mhh5

## Related threats

- [MPXJ path traversal in Primavera P3 PRX and SureTrak STX readers](https://junglewise.ai/threats/cve-2026-65829-mpxj-path-traversal-in-primavera-p3-prx-and-suretrak-stx-readers)
- [MPXJ XXE vulnerability in MerlinReader](https://junglewise.ai/threats/cve-2026-61570-mpxj-xxe-vulnerability-in-merlinreader)
- [PYSEC-2026-1681 - MPXJ has a Potential Path Traversal Vulnerability](https://junglewise.ai/threats/cve-2024-49771-mpxj-has-a-potential-path-traversal-vulnerability)
- [Temporary File Information Disclosure vulnerability in MPXJ](https://junglewise.ai/threats/cve-2022-41954-temporary-file-information-disclosure-vulnerability-in-mpxj)
- [MPXJ path Traversal vulnerability](https://junglewise.ai/threats/cve-2020-35460-mpxj-path-traversal-vulnerability)