漏洞描述Nextcloud installation is exposed.影响产品未知厂商Nextcloud查看产品 →修复建议建议关注厂商安全公告，及时升级至已修复版本，并结合实际资产暴露情况采取缓解措施。参考链接docs.nextcloud.comhttps://docs.nextcloud.com/server/latest/admin_manual/installation/installation_wizard.html↗