Medium (5.3). EPSS 1.9% chance of exploitation in the next 30 days. Fixed in net.sf.mpxj:mpxj 8.3.5.
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.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
1.9% chance of exploitation in the next 30 days; higher than 79% of CVEs (scores of 2026-10-31)