moxi624 Mogu Blog v2 Picture Storage Service LocalFileServiceImpl.java LocalFileServiceImpl.uploadPictureByUrl server-side request forgery

A security vulnerability has been detected in moxi624 Mogu Blog v2 up to 5.2. Affected by this vulnerability is the function LocalFileServiceImpl.uploadPictureByUrl of the file mogu_picture/src/main/java/com/moxi/mogublog/picture/service/impl/LocalFileServiceImpl.java of the component Picture Storage Service. The manipulation leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.