CVE-2020-35460

Name: CVE-2020-35460
Creator: NVD / NIST
Published: 2020-12-14T23:15:12.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.76%

Last modified Jun 17, 2026

CVE-2020-35460 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. common/InputStreamHelper.java in Packwood MPXJ before 8.3.5 allows directory traversal in the zip stream handler flow, leading to the writing of files to arbitrary locations.. EPSS estimates a 1.76% chance of exploitation in the next 30 days.

Description

common/InputStreamHelper.java in Packwood MPXJ before 8.3.5 allows directory traversal in the zip stream handler flow, leading to the writing of files to arbitrary locations.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

1.76%

75.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mpxj	Mpxj	< 8.3.5
Oracle	Primavera Unifier	>= 17.7, <= 17.12
Oracle	Primavera Unifier	16.1
Oracle	Primavera Unifier	16.2
Oracle	Primavera Unifier	18.8
Oracle	Primavera Unifier	19.12
Oracle	Primavera Unifier	21.12

References

http://www.mpxj.org/changes-report.html#a8.3.5Release Notes, Vendor Advisory
https://github.com/joniles/mpxj/commit/8eaf4225048ea5ba7e59ef4556dab2098fcc4a1dPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
http://www.mpxj.org/changes-report.html#a8.3.5Release Notes, Vendor Advisory
https://github.com/joniles/mpxj/commit/8eaf4225048ea5ba7e59ef4556dab2098fcc4a1dPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory

Timeline

Published: Dec 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35460?

common/InputStreamHelper.java in Packwood MPXJ before 8.3.5 allows directory traversal in the zip stream handler flow, leading to the writing of files to arbitrary locations.

How severe is CVE-2020-35460?

CVE-2020-35460 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.76% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35460?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-35460?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST