A vulnerability was detected in JeecgBoot up to 3.9.1. The affected element is an unknown function of the file jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/CommonController.java of the component SVG File Handler. The manipulation results in cross site scripting. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.