A vulnerability was found in playeduxyz PlayEdu 开源培训系统 up to 1.8 and classified as problematic. This issue affects some unknown processing of the file /api/backend/v1/user/create of the component User Avatar Handler. The manipulation of the argument Avatar leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.