Hi group, I have been updating my django version so as to cover the last security patch with django version 3.2 (current version 3.2.12).
Unfortunately, after this update the following exception occurs during execution of testing: Detected path traversal attempt in '/home/joalbert/Documents/Remesas App/RemesasServer/media/payments/images/temp_qHaTViL.png' Bad Request: /webapp/payment I have read https://stackoverflow.com/questions/69745412/django-and-suspiciousfileoperationdetected-path-traversal-attempt and followed but not works in my case, maybe I misunderstood something, I would appreciate any help regarding how to fix those exception. I read django code and find the errors is in the following section: def get_available_name(self, name, max_length=None): """ Return a filename that's free on the target storage system and available for new content to be written to. """ name = str(name).replace('\\', '/') dir_name, file_name = os.path.split(name) if '..' in pathlib.PurePath(dir_name).parts: raise SuspiciousFileOperation("Detected path traversal attempt in '%s'" % dir_name) Here it is my code in the sections that code goes by to send response to client. *Model.py:* class Payment(models.Model): STATUS = ((0, _("Draft")), (1, _("Aproved")), (2 , _("Rejected")), (3, _("Released"))) order_number_id = models.OneToOneField(Exchange_Order, on_delete=models.CASCADE, related_name="order_payment") user_id =models.ForeignKey(User, verbose_name=_('user'), on_delete= models.CASCADE, related_name="payment_user_id") capture = models.FileField(verbose_name=_('image'), upload_to="payments/images", max_length=1024) payment_date = models.DateTimeField(verbose_name=_('date'), default=datetime.now().replace(tzinfo=timezone.utc)) status = models.PositiveSmallIntegerField(verbose_name=_('status'), default=0, choices=STATUS) reason = models.ForeignKey(Reasons,verbose_name=_('reason'), on_delete=models.CASCADE, related_name="payment_reason", null=True, blank=True) def __str__(self) -> str: return f"{self.order_number_id} {self.user_id.username} {self.payment_date}" class Meta: #new verbose_name = _("Payment from Client to 'Activo Digital'") verbose_name_plural = _("Payments from Client to 'Activo Digital'") *forms.py* class Payment_All_Form(forms.ModelForm): class Meta: model = Payment fields = "__all__" views.py (only post method is included for clarity) class PaymentSessionView(LoginRequiredMixin, CreateView): queryset = Payment.objects.all() form_class = Payment_Form http_method_names = ['get', 'post'] template_name="clienteServidor/webapp/payment.html" @method_decorator(User_Detail_Permission_Web) def post(self, request, *args, **kwargs): models = Exchange_Order.objects.filter(status=0, user_id=request.user) # En caso de que no haya ordenes abiertas if not models.exists(): context =self._add_context_data() context["existant"] ="No hay orden abierta" context["form"] = Payment_Form() return render(request,self.template_name, context) # Procesar pago para ordenes abiertas forms = [] data_list = [] order_ids = [] for model in models: my_data = self._complete_data(request, model.id) data_list.append(my_data) order_ids.append(f"Orden: {model.id}") forms.append(Payment_All_Form(my_data,request.FILES)) # Chequear que todas las formas sean validas are_valids = [] for form in forms: are_valids.append(form.is_valid()) # If any invalid if False in are_valids: for index, items in enumerate(are_valids): if not items: form = forms[index] context = self._add_context_data() context["form"] = form return render(request,self.template_name, context) for index, model in enumerate(models): if index == 0: forms[index].save() else: data_list[index]["order_number_id"]=model data_list[index]["user_id"]=request.user datum = {k:v for k,v in data_list[index].items() if k!="csrfmiddlewaretoken"} payment = Payment(**datum) payment.save() model.status=1 model.grouped_orders = order_ids model.save() my_message ="Orden Nro "+ str(model.id) + (" fue procesada exitosamente, les estaremos notificando" " por correo cuando el pago sea validado y procesado en el destino.") messages.add_message(request, messages.INFO, my_message) return HttpResponseRedirect(reverse_lazy("transaction_web")) Settings.py: MEDIA_ROOT = "./media/"#os.path.join(BASE_DIR, 'media') MEDIA_URL = '/media/' I hope sincerely that you could have any answer how to fix it. I really appreciate your help regarding this issue. Sincerely, Joalbert -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/35a15616-92fc-41d4-97b3-8fb3061ec881n%40googlegroups.com.

