CVE-2026-2146 guchengwuyue yshopmall co.yixiang.utils.FileUtil updateAvatar unrestricted upload
Remote attackers can upload arbitrary files via the updateAvatar function in yshopmall, potentially leading to code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-2146?
CVE-2026-2146 is a medium-severity vulnerability in guchengwuyue yshopmall, published on 8 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2026-2146?
It affects 1 product.
Products include Guchengwuyue Yshopmall.
How do I fix CVE-2026-2146?
No fix has been published for CVE-2026-2146 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-2146 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2146 exists.
Other vulnerabilities in guchengwuyue yshopmall
Sources
Also known as GHSA-9xgc-j99m-jvr5.