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CVE-2020-25020 MPXJ

Affected softwareMPXJ
Severity9.8 Critical CVSS 3.1 3 scores
Fixed in8.1.4
WeaknessXML external entity (XXE) (CWE-611)
Published29 Aug 2020
Updated17 Jun 2026

Description

MPXJ through 8.1.3 allows XXE attacks. This affects the GanttProjectReader and PhoenixReader components.

Exploitation status

No public exploit

No exploit has been reported in the sources we check. Published 6 years ago.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 2.6% chance in 30 days

Waratek protection

Protected by Waratek

Waratek has a rule that blocks attacks on this vulnerability.

  • Protection full XXE
  • Action available security rule
  • Review automated Inferred
  • Record active
Decided by A vulnerability class already blocked by an ARMR security rule
Finding Protected by Waratek's ARMR xxe security rule, which blocks this class of attack at the JVM level without a rule written for this CVE specifically. The CVE's weakness is CWE-611: XML External Entity Reference.
Candidate fix https://github.com/joniles/mpxj/pull/178/commits/c3e457f7a16facfe563eade82b0fa8736a8c96f9 : a pull request: the change under review

How to mitigate CVE-2020-25020

Upgrade MPXJ to 8.1.4 or later. Until you can, Waratek RASP blocks exploitation with its XXE rule. It runs inside the Java application, with no code changes.

Waratek RASP Runtime protection for Java applications

CVSS

9.8 CRITICAL v3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 3 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H NVD Primary published
CVSS 3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CISA-ADP Secondary
CVSS 2.0 7.5 none AV:N/AC:L/Au:N/C:P/I:P/A:P NVD Primary

Affected software and releases

Oracle advisories

AdvisoryTypeQuarterProducts Oracle names in its risk matrix
Oracle Critical Patch Update January 2021 ↗ CPU 2021-Q1 Oracle Construction and Engineering / Platform (MPXJ) (16.1, 16.2, 17.7-17.12, 18.8, 19.12, 20.12)

Oracle components and versions

FamilyComponentVersions, as Oracle lists themRead as
Oracle Construction and Engineering Platform (MPXJ) 16.1, 16.2, 17.7-17.12, 18.8, 19.12, 20.12 16.1 · 16.2 · 18.8 · 19.12 · 20.12

Maven packages

Affected and fixed versions, from OSV.dev
PackageIntroducedFixedLast affected
net.sf.mpxj:mpxj 0 8.1.4 unbounded

Products and versions

3 products, 8 version entries
SourceVendorProductSchemeAffected versions
nvd mpxj mpxj generic ≤ 8.1.3
osv net.sf.mpxj mpxj generic < 8.1.4
nvd oracle primavera unifier generic 16.1 · 16.2 · ≥ 17.7 and ≤ 17.12 · 18.8 · 19.12 · 20.12

References

URLTags
https://github.com/joniles/mpxj/pull/178/commits/c3e457f7a16facfe563eade82b0fa8736a8c96f9 pr
https://github.com/joniles/mpxj PACKAGE
https://github.com/joniles/mpxj/releases/tag/v8.1.4 WEB
https://www.oracle.com/security-alerts/cpujan2021.html WEB

Timeline

Published2020-08-29By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.