CVE-2026-2146
guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload
- State
- Published
- Severity
- 5.3 Medium
- Published
- Feb 8, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 7, 2026
Description
A security flaw has been discovered in guchengwuyue yshopmall up to 1.9.1. This affects the function updateAvatar of the file /api/users/updateAvatar of the component co.yixiang.utils.FileUtil. Performing a manipulation of the argument File results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
yshopmallguchengwuyue |
|
References
- VDB-344848 | guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted uploadvdb-entrytechnical-description
- VDB-344848 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #747409 | https://github.com/guchengwuyue/yshopmall yshopmall V1.9.1 Incomplete Identification of Uploaded File Variablesthird-party-advisory
- https://github.com/guchengwuyue/yshopmall/issues/40issue-tracking
- https://github.com/guchengwuyue/yshopmall/issues/40#issue-3860542812exploitissue-tracking
- https://github.com/guchengwuyue/yshopmall/product
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