Youkefu <=4.2.0 Unrestricted File Upload via imgFile
CVE-2025-4258 Published on May 5, 2025
zhangyanbo2007 youkefu MediaController.java upload unrestricted upload
A vulnerability, which was classified as critical, was found in zhangyanbo2007 youkefu up to 4.2.0. Affected is the function Upload of the file \youkefu-master\src\main\java\com\ukefu\webim\web\handler\resource\MediaController.java. The manipulation of the argument imgFile leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Timeline
Advisory disclosed
VulDB entry created
VulDB entry last update
Weakness Types
What is an Unrestricted File Upload Vulnerability?
The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.
CVE-2025-4258 has been classified to as an Unrestricted File Upload vulnerability or weakness.
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2025-4258 has been classified to as an Authorization vulnerability or weakness.
Affected Versions
zhangyanbo2007 youkefu:- Version 4.0 is affected.
- Version 4.1 is affected.
- Version 4.2.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.