XOOPS Core 2.5.8 has stored XSS in imagemanager.php because of missing MIME type validation in htdocs/class/uploader.php.
Add your gear to cvedb and we'll alert you only when xoops ships something exploited.
Check my exposure →This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.