PDF editor: Harden cached file access for background (Z#23242291)

.github/workflows/sbom.yml

@@ -1,45 +0,0 @@
-name: SBOM
-
-on:
-  push:
-    branches: [ master, sbom ]
-    tags: [ 'v.*' ]
-
-permissions:
-  contents: read  #  to fetch code (actions/checkout)
-
-env:
-  FORCE_COLOR: 1
-
-jobs:
-  test:
-    runs-on: ubuntu-22.04
-    name: Submission
-    steps:
-      - uses: actions/checkout@v4
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.13"
-      - name: Use Node.js
-        uses: actions/setup-node@v7
-        with:
-          node-version: '24.x'
-      - uses: actions/cache@v4
-        with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-          restore-keys: |
-            ${{ runner.os }}-pip-
-      - name: Install system dependencies
-        run: sudo apt update && sudo apt install -y gettext unzip
-      - name: Install Python dependencies
-        run: pip3 install -U "prisma-sbom-submit[python]"
-      - name: Test
-        run: /opt/hostedtoolcache/node/24.18.0/x64/bin/npm install --global @cyclonedx/cyclonedx-npm
-      - name: Create SBOM
-        run: NPM=$(which npm) prisma-sbom-submit collect . sbom.json
-      - name: Submit SBOM
-        run: prisma-sbom-submit upload --server https://prisma.pretix.com sbom.json
-        env:
-          PRISMA_UPLOAD_TOKEN: ${{ secrets.PRISMA_UPLOAD_TOKEN }}

src/pretix/_base_settings.py

@@ -104,6 +104,7 @@ ALL_LANGUAGES = [
     ('gl', _('Galician')),
     ('el', _('Greek')),
     ('he', _('Hebrew')),
+    ('hu', _('Hungarian')),
     ('id', _('Indonesian')),
     ('it', _('Italian')),
     ('ja', _('Japanese')),

src/pretix/control/views/pdf.py

@@ -27,6 +27,7 @@ from decimal import Decimal
 from io import BytesIO
 
 from django.conf import settings
+from django.core.exceptions import PermissionDenied
 from django.core.files import File
 from django.core.files.base import ContentFile
 from django.core.files.storage import default_storage
@@ -193,6 +194,7 @@ class BaseEditorView(EventPermissionRequiredMixin, TemplateView):
             c.expires = now() + timedelta(days=7)
             c.date = now()
             c.filename = 'background_preview.pdf'
+            c.bind_to_session(request, "ticketoutput-pdf-background")
             c.type = 'application/pdf'
             c.save()
             c.file.save('empty.pdf', ContentFile(buffer.read()))
@@ -218,6 +220,7 @@ class BaseEditorView(EventPermissionRequiredMixin, TemplateView):
             c.expires = now() + timedelta(days=7)
             c.date = now()
             c.filename = 'background_preview.pdf'
+            c.bind_to_session(request, "ticketoutput-pdf-background")
             c.type = 'application/pdf'
             c.file = fileobj
             c.save()
@@ -303,5 +306,7 @@ class FontsCSSView(TemplateView):
 class PdfView(TemplateView):
     def get(self, request, *args, **kwargs):
         cf = get_object_or_404(CachedFile, id=kwargs.get("filename"), filename="background_preview.pdf")
+        if not cf.allowed_for_session(request, "ticketoutput-pdf-background"):
+            raise PermissionDenied()
         resp = FileResponse(cf.file, filename=cf.filename, content_type='application/pdf')
         return resp