Cross Site Scripting (XSS) vulnerability exists in YUNUCMS 1.1.9 via the param parameter in the insertContent function in ContentModel.php.

Cross Site Scripting (XSS) vulnerability exists in YUNUCMS 1.1.9 via the upurl function in Page.php.

An issue was discovered in YUNUCMS V1.1.8. app/index/controller/Show.php has an XSS vulnerability via the index.php/index/show/index cw parameter.

YUNUCMS 1.1.8 has XSS in app/admin/controller/System.php because crafted data can be written to the sys.php file, as demonstrated by site_title in an admin/system/basic POST request.

YUNUCMS 1.0.7 has XSS via the content title on an admin/content/addcontent/cid/## page (aka a news center page).

statics/ueditor/php/vendor/Local.class.php in YUNUCMS 1.1.5 allows arbitrary file deletion via the statics/ueditor/php/controller.php?action=remove key parameter, as demonstrated by using directory traversal to delete the install.lock file.

statics/app/index/controller/Install.php in YUNUCMS 1.1.5 (if install.lock is not present) allows remote attackers to execute arbitrary PHP code by placing this code in the index.php?s=index/install/setup2 DB_PREFIX field, which is written to database.php.

An XSS issue was discovered in admin/sitelink/editsitelink?id=16 in YUNUCMS 1.1.5.

An XSS issue was discovered in admin/banner/editbanner?id=20 in YUNUCMS 1.1.5.

An XSS issue was discovered in index.php/admin/category/editcategory?id=73 in YUNUCMS 1.1.5.

An XSS issue was discovered in index.php/admin/area/editarea/id/110000 in YUNUCMS 1.1.5.

An XSS issue was discovered in admin/content/editcontent?id=29&gopage=1 in YUNUCMS 1.1.5.

An XSS issue was discovered in admin/link/editlink?id=5 in YUNUCMS 1.1.5.

An XSS issue was discovered in index.php/admin/system/basic in YUNUCMS 1.1.5.

Cross-site scripting (XSS) vulnerability in index.php/index/category/index in YUNUCMS 1.1.4 allows remote attackers to inject arbitrary web script or HTML via the area parameter.