jeecgboot jeewx-boot WxActGoldeneggsPrizesController.java getImgUrl path traversal

A security flaw has been discovered in jeecgboot jeewx-boot up to 641ab52c3e1845fec39996d7794c33fb40dad1dd. This affects the function getImgUrl of the file WxActGoldeneggsPrizesController.java. Performing manipulation of the argument imgurl results in path traversal. Remote exploitation of the attack is possible. The exploit has been released to the public and may be exploited. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The root cause was initially fixed but can be evaded with additional encoding.