Description
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.
References (4)
Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.307362
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.307362
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.562848
Broken Link exploit
https://github.com/Fc04dB/VUL/blob/main/ukefu_upload.md
Scores
CVSS v3
6.3
EPSS
0.0029
EPSS Percentile
52.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
CWE-434
Status
published
Products (1)
zhangyanbo2007/youkefu
4.0 - 4.2.0
Published
May 05, 2025
Tracked Since
Feb 18, 2026