Path Traversal in Zhangyanbo2007 Youkefu

CVE-2025-3381

A vulnerability, which was classified as critical, was found in zhangyanbo2007 youkefu 4.2.0. This affects an unknown part of the file WebIMController.java of the component File Upload. The manipulation of the argument ID leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.011 (64.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-3381: held from 0.010 to 0.011.

EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-3381?
CVE-2025-3381 is a medium-severity vulnerability in Zhangyanbo2007 Youkefu, classified under Path Traversal. CVSS score: 6.3/10. Published 2025-04-07.
How severe is CVE-2025-3381?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2025-3381 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.