xuhuisheng lemon CmsArticleController.java uploadImage unrestricted upload

A weakness has been identified in xuhuisheng lemon up to 1.13.0. This affects the function uploadImage of the file CmsArticleController.java of the component com.mossle.cms.web.CmsArticleController.uploadImage. This manipulation of the argument Upload causes unrestricted upload. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited.

A cross-site scripting (XSS) vulnerability in the Editing component of lemon V1.10.0 allows attackers to execute arbitrary web scripts or HTML.

A cross-site scripting (XSS) vulnerability in the potrtalItemName parameter in \web\PortalController.java of lemon V1.10.0 allows attackers to execute arbitrary web scripts or HTML.

com/mossle/cdn/CdnController.java in lemon 1.9.0 allows attackers to upload arbitrary files because the copyMultipartFileToFile method in CdnUtils only checks for a ../ substring, and does not validate the file type and spaceName parameter.