[SECURITY] Properly escape HTML tags in PDF generation (CVE-2026-57535)

This commit is contained in:
Raphael Michel
2026-06-25 16:46:13 +02:00
parent eb068f524c
commit a8997f8971
7 changed files with 239 additions and 213 deletions
+9 -9
View File
@@ -64,7 +64,7 @@ from pretix.base.timeframes import (
from pretix.control.forms.widgets import Select2
from pretix.helpers.filenames import safe_for_filename
from pretix.helpers.iter import chunked_iterable
from pretix.helpers.reportlab import FontFallbackParagraph
from pretix.helpers.reportlab import PlainTextParagraph
from pretix.helpers.templatetags.jsonfield import JSONExtract
from pretix.plugins.reports.exporters import ReportlabExportMixin
@@ -343,7 +343,7 @@ class PDFCheckinList(ReportlabExportMixin, CheckInListMixin, BaseExporter):
]
story = [
FontFallbackParagraph(
PlainTextParagraph(
cl.name,
headlinestyle
),
@@ -351,7 +351,7 @@ class PDFCheckinList(ReportlabExportMixin, CheckInListMixin, BaseExporter):
if cl.subevent:
story += [
Spacer(1, 3 * mm),
FontFallbackParagraph(
PlainTextParagraph(
'{} ({} {})'.format(
cl.subevent.name,
cl.subevent.get_date_range_display(),
@@ -381,10 +381,10 @@ class PDFCheckinList(ReportlabExportMixin, CheckInListMixin, BaseExporter):
headrowstyle.fontName = 'OpenSansBd'
for q in questions:
txt = str(q.question)
p = FontFallbackParagraph(txt, headrowstyle)
p = PlainTextParagraph(txt, headrowstyle)
while p.wrap(colwidths[len(tdata[0])], 5000)[1] > 30 * mm:
txt = txt[:len(txt) - 50] + "..."
p = FontFallbackParagraph(txt, headrowstyle)
p = PlainTextParagraph(txt, headrowstyle)
tdata[0].append(p)
qs = self._get_queryset(cl, form_data)
@@ -431,8 +431,8 @@ class PDFCheckinList(ReportlabExportMixin, CheckInListMixin, BaseExporter):
CBFlowable(bool(op.last_checked_in)) if not op.blocked else '',
'' if op.order.status != Order.STATUS_PAID else '',
op.order.code,
FontFallbackParagraph(name, self.get_style()),
FontFallbackParagraph(bleach.clean(str(item), tags={'br'}).strip().replace('<br>', '<br/>'), self.get_style()),
PlainTextParagraph(name, self.get_style()),
PlainTextParagraph(bleach.clean(str(item), tags={'br'}).strip().replace('<br>', '<br/>'), self.get_style()),
]
acache = {}
if op.addon_to:
@@ -443,10 +443,10 @@ class PDFCheckinList(ReportlabExportMixin, CheckInListMixin, BaseExporter):
for q in questions:
txt = acache.get(q.pk, '')
txt = bleach.clean(txt, tags={'br'}).strip().replace('<br>', '<br/>')
p = FontFallbackParagraph(txt, self.get_style())
p = PlainTextParagraph(txt, self.get_style())
while p.wrap(colwidths[len(row)], 5000)[1] > 50 * mm:
txt = txt[:len(txt) - 50] + "..."
p = FontFallbackParagraph(txt, self.get_style())
p = PlainTextParagraph(txt, self.get_style())
row.append(p)
if op.order.status != Order.STATUS_PAID:
tstyledata += [
+78 -78
View File
@@ -36,7 +36,7 @@ from reportlab.lib import colors, pagesizes
from reportlab.lib.enums import TA_CENTER, TA_RIGHT
from reportlab.lib.units import mm
from reportlab.platypus import (
KeepTogether, PageTemplate, Paragraph, Spacer, Table, TableStyle,
KeepTogether, PageTemplate, Spacer, Table, TableStyle,
)
from pretix.base.exporter import BaseExporter
@@ -49,7 +49,7 @@ from pretix.base.timeframes import (
resolve_timeframe_to_datetime_start_inclusive_end_exclusive,
)
from pretix.control.forms.filter import get_all_payment_providers
from pretix.helpers.reportlab import FontFallbackParagraph
from pretix.helpers.reportlab import PlainTextParagraph
from pretix.plugins.reports.exporters import ReportlabExportMixin
@@ -311,13 +311,13 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
tdata = [
[
FontFallbackParagraph(self._transaction_group_header_label(), tstyle_bold),
FontFallbackParagraph(_("Price"), tstyle_bold_right),
FontFallbackParagraph(_("Tax rate"), tstyle_bold_right),
FontFallbackParagraph("#", tstyle_bold_right),
FontFallbackParagraph(_("Net total"), tstyle_bold_right),
FontFallbackParagraph(_("Tax total"), tstyle_bold_right),
FontFallbackParagraph(_("Gross total"), tstyle_bold_right),
PlainTextParagraph(self._transaction_group_header_label(), tstyle_bold),
PlainTextParagraph(_("Price"), tstyle_bold_right),
PlainTextParagraph(_("Tax rate"), tstyle_bold_right),
PlainTextParagraph("#", tstyle_bold_right),
PlainTextParagraph(_("Net total"), tstyle_bold_right),
PlainTextParagraph(_("Tax total"), tstyle_bold_right),
PlainTextParagraph(_("Gross total"), tstyle_bold_right),
]
]
@@ -347,12 +347,12 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
if group_id != last_group:
if last_group_head_idx > 0 and group_id is not None:
tdata[last_group_head_idx][4] = Paragraph(money_filter(sum_price_by_group - sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][5] = Paragraph(money_filter(sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][6] = Paragraph(money_filter(sum_price_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][4] = PlainTextParagraph(money_filter(sum_price_by_group - sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][5] = PlainTextParagraph(money_filter(sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][6] = PlainTextParagraph(money_filter(sum_price_by_group, currency), tstyle_bold_right),
tdata.append(
[
FontFallbackParagraph(
PlainTextParagraph(
group_label,
tstyle_bold,
),
@@ -375,20 +375,20 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
text = self._transaction_row_label(r)
tdata.append(
[
FontFallbackParagraph(text, tstyle),
Paragraph(
PlainTextParagraph(text, tstyle),
PlainTextParagraph(
money_filter(r["price"], currency)
if "price" in r and r["price"] is not None
else "",
tstyle_right,
),
Paragraph(localize(r["tax_rate"].normalize()) + " %", tstyle_right),
Paragraph(str(r["sum_cont"]), tstyle_right),
Paragraph(
PlainTextParagraph(localize(r["tax_rate"].normalize()) + " %", tstyle_right),
PlainTextParagraph(str(r["sum_cont"]), tstyle_right),
PlainTextParagraph(
money_filter(r["sum_price"] - r["sum_tax"], currency), tstyle_right
),
Paragraph(money_filter(r["sum_tax"], currency), tstyle_right),
Paragraph(money_filter(r["sum_price"], currency), tstyle_right),
PlainTextParagraph(money_filter(r["sum_tax"], currency), tstyle_right),
PlainTextParagraph(money_filter(r["sum_price"], currency), tstyle_right),
]
)
sum_cnt_by_tax_rate[r["tax_rate"]] += r["sum_cont"]
@@ -398,19 +398,19 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
sum_tax_by_group += r["sum_tax"]
if last_group_head_idx > 0 and last_group is not None:
tdata[last_group_head_idx][4] = Paragraph(money_filter(sum_price_by_group - sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][5] = Paragraph(money_filter(sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][6] = Paragraph(money_filter(sum_price_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][4] = PlainTextParagraph(money_filter(sum_price_by_group - sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][5] = PlainTextParagraph(money_filter(sum_tax_by_group, currency), tstyle_bold_right),
tdata[last_group_head_idx][6] = PlainTextParagraph(money_filter(sum_price_by_group, currency), tstyle_bold_right),
if len(sum_tax_by_tax_rate) > 1:
for tax_rate in sorted(sum_tax_by_tax_rate.keys(), reverse=True):
tdata.append(
[
FontFallbackParagraph(_("Sum"), tstyle),
Paragraph("", tstyle_right),
Paragraph(localize(tax_rate.normalize()) + " %", tstyle_right),
Paragraph("", tstyle_right),
Paragraph(
PlainTextParagraph(_("Sum"), tstyle),
PlainTextParagraph("", tstyle_right),
PlainTextParagraph(localize(tax_rate.normalize()) + " %", tstyle_right),
PlainTextParagraph("", tstyle_right),
PlainTextParagraph(
money_filter(
sum_price_by_tax_rate[tax_rate]
- sum_tax_by_tax_rate[tax_rate],
@@ -418,10 +418,10 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
),
tstyle_right,
),
Paragraph(
PlainTextParagraph(
money_filter(sum_tax_by_tax_rate[tax_rate], currency), tstyle_right
),
Paragraph(
PlainTextParagraph(
money_filter(sum_price_by_tax_rate[tax_rate], currency),
tstyle_right,
),
@@ -439,11 +439,11 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
tdata.append(
[
FontFallbackParagraph(_("Sum"), tstyle_bold),
Paragraph("", tstyle_right),
Paragraph("", tstyle_right),
Paragraph("", tstyle_bold_right),
Paragraph(
PlainTextParagraph(_("Sum"), tstyle_bold),
PlainTextParagraph("", tstyle_right),
PlainTextParagraph("", tstyle_right),
PlainTextParagraph("", tstyle_bold_right),
PlainTextParagraph(
money_filter(
sum(sum_price_by_tax_rate.values())
- sum(sum_tax_by_tax_rate.values()),
@@ -451,11 +451,11 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
),
tstyle_bold_right,
),
Paragraph(
PlainTextParagraph(
money_filter(sum(sum_tax_by_tax_rate.values()), currency),
tstyle_bold_right,
),
Paragraph(
PlainTextParagraph(
money_filter(sum(sum_price_by_tax_rate.values()), currency),
tstyle_bold_right,
),
@@ -493,10 +493,10 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
tdata = [
[
FontFallbackParagraph(_("Payment method"), tstyle_bold),
FontFallbackParagraph(_("Payments"), tstyle_bold_right),
FontFallbackParagraph(_("Refunds"), tstyle_bold_right),
FontFallbackParagraph(_("Total"), tstyle_bold_right),
PlainTextParagraph(_("Payment method"), tstyle_bold),
PlainTextParagraph(_("Payments"), tstyle_bold_right),
PlainTextParagraph(_("Refunds"), tstyle_bold_right),
PlainTextParagraph(_("Total"), tstyle_bold_right),
]
]
@@ -537,20 +537,20 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
for p in providers:
tdata.append(
[
Paragraph(provider_names.get(p, p), tstyle),
FontFallbackParagraph(
PlainTextParagraph(provider_names.get(p, p), tstyle),
PlainTextParagraph(
money_filter(payments_by_provider[p], currency)
if p in payments_by_provider
else "",
tstyle_right,
),
Paragraph(
PlainTextParagraph(
money_filter(refunds_by_provider[p], currency)
if p in refunds_by_provider
else "",
tstyle_right,
),
Paragraph(
PlainTextParagraph(
money_filter(
payments_by_provider.get(p, Decimal("0.00"))
- refunds_by_provider.get(p, Decimal("0.00")),
@@ -563,20 +563,20 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
tdata.append(
[
FontFallbackParagraph(_("Sum"), tstyle_bold),
Paragraph(
PlainTextParagraph(_("Sum"), tstyle_bold),
PlainTextParagraph(
money_filter(
sum(payments_by_provider.values(), Decimal("0.00")), currency
),
tstyle_bold_right,
),
Paragraph(
PlainTextParagraph(
money_filter(
sum(refunds_by_provider.values(), Decimal("0.00")), currency
),
tstyle_bold_right,
),
Paragraph(
PlainTextParagraph(
money_filter(
sum(payments_by_provider.values(), Decimal("0.00"))
- sum(refunds_by_provider.values(), Decimal("0.00")),
@@ -641,7 +641,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
open_before = tx_before - p_before + r_before
tdata.append(
[
FontFallbackParagraph(
PlainTextParagraph(
_("Pending payments at {datetime}").format(
datetime=date_format(
(df_start - datetime.timedelta.resolution).astimezone(
@@ -653,7 +653,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
tstyle,
),
"",
Paragraph(money_filter(open_before, currency), tstyle_right),
PlainTextParagraph(money_filter(open_before, currency), tstyle_right),
]
)
else:
@@ -670,30 +670,30 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
] or Decimal("0.00")
tdata.append(
[
FontFallbackParagraph(_("Orders"), tstyle),
Paragraph("+", tstyle_center),
Paragraph(money_filter(tx_during, currency), tstyle_right),
PlainTextParagraph(_("Orders"), tstyle),
PlainTextParagraph("+", tstyle_center),
PlainTextParagraph(money_filter(tx_during, currency), tstyle_right),
]
)
tdata.append(
[
FontFallbackParagraph(_("Payments"), tstyle),
Paragraph("-", tstyle_center),
Paragraph(money_filter(p_during, currency), tstyle_right),
PlainTextParagraph(_("Payments"), tstyle),
PlainTextParagraph("-", tstyle_center),
PlainTextParagraph(money_filter(p_during, currency), tstyle_right),
]
)
tdata.append(
[
FontFallbackParagraph(_("Refunds"), tstyle),
Paragraph("+", tstyle_center),
Paragraph(money_filter(r_during, currency), tstyle_right),
PlainTextParagraph(_("Refunds"), tstyle),
PlainTextParagraph("+", tstyle_center),
PlainTextParagraph(money_filter(r_during, currency), tstyle_right),
]
)
open_after = open_before + tx_during - p_during + r_during
tdata.append(
[
Paragraph(
PlainTextParagraph(
_("Pending payments at {datetime}").format(
datetime=date_format(
((df_end or now()) - datetime.timedelta.resolution).astimezone(
@@ -704,8 +704,8 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
),
tstyle_bold,
),
Paragraph("=", tstyle_center),
Paragraph(money_filter(open_after, currency), tstyle_bold_right),
PlainTextParagraph("=", tstyle_center),
PlainTextParagraph(money_filter(open_after, currency), tstyle_bold_right),
]
)
tstyledata += [
@@ -752,7 +752,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
)
tdata.append(
[
Paragraph(
PlainTextParagraph(
_("Total gift card value at {datetime}").format(
datetime=date_format(
(df_start - datetime.timedelta.resolution).astimezone(
@@ -763,7 +763,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
),
tstyle,
),
Paragraph(money_filter(tx_before, currency), tstyle_right),
PlainTextParagraph(money_filter(tx_before, currency), tstyle_right),
]
)
else:
@@ -774,8 +774,8 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
] or Decimal("0.00")
tdata.append(
[
FontFallbackParagraph(_("Gift card transactions (credit)"), tstyle),
Paragraph(money_filter(tx_during_pos, currency), tstyle_right),
PlainTextParagraph(_("Gift card transactions (credit)"), tstyle),
PlainTextParagraph(money_filter(tx_during_pos, currency), tstyle_right),
]
)
@@ -784,15 +784,15 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
] or Decimal("0.00")
tdata.append(
[
FontFallbackParagraph(_("Gift card transactions (debit)"), tstyle),
Paragraph(money_filter(tx_during_neg, currency), tstyle_right),
PlainTextParagraph(_("Gift card transactions (debit)"), tstyle),
PlainTextParagraph(money_filter(tx_during_neg, currency), tstyle_right),
]
)
open_after = tx_before + tx_during_pos + tx_during_neg
tdata.append(
[
Paragraph(
PlainTextParagraph(
_("Total gift card value at {datetime}").format(
datetime=date_format(
((df_end or now()) - datetime.timedelta.resolution).astimezone(
@@ -803,7 +803,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
),
tstyle_bold,
),
Paragraph(money_filter(open_after, currency), tstyle_bold_right),
PlainTextParagraph(money_filter(open_after, currency), tstyle_bold_right),
]
)
tstyledata += [
@@ -854,10 +854,10 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
style_small.leading = 10
story = [
FontFallbackParagraph(self.verbose_name, style_h1),
PlainTextParagraph(self.verbose_name, style_h1),
Spacer(0, 3 * mm),
FontFallbackParagraph(
"<br />".join(escape(f) for f in self.describe_filters(form_data)),
PlainTextParagraph(
"\n".join(escape(f) for f in self.describe_filters(form_data)),
style_small,
),
]
@@ -870,7 +870,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
if s:
story += [
Spacer(0, 3 * mm),
FontFallbackParagraph(_("Orders") + c_head, style_h2),
PlainTextParagraph(_("Orders") + c_head, style_h2),
Spacer(0, 3 * mm),
*s
]
@@ -881,7 +881,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
if s:
story += [
Spacer(0, 8 * mm),
FontFallbackParagraph(_("Payments") + c_head, style_h2),
PlainTextParagraph(_("Payments") + c_head, style_h2),
Spacer(0, 3 * mm),
*s
]
@@ -894,7 +894,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
Spacer(0, 8 * mm),
KeepTogether(
[
FontFallbackParagraph(_("Open items") + c_head, style_h2),
PlainTextParagraph(_("Open items") + c_head, style_h2),
Spacer(0, 3 * mm),
*s
]
@@ -912,7 +912,7 @@ class ReportExporter(ReportlabExportMixin, BaseExporter):
Spacer(0, 8 * mm),
KeepTogether(
[
FontFallbackParagraph(_("Gift cards") + c_head, style_h2),
PlainTextParagraph(_("Gift cards") + c_head, style_h2),
Spacer(0, 3 * mm),
*s,
]
+13 -13
View File
@@ -70,7 +70,7 @@ from pretix.base.timeframes import (
)
from pretix.control.forms.filter import OverviewFilterForm
from pretix.helpers.reportlab import (
FontFallbackParagraph, register_ttf_font_if_new,
PlainTextParagraph, register_ttf_font_if_new,
)
from pretix.presale.style import get_fonts
@@ -282,7 +282,7 @@ class OverviewReport(Report):
headlinestyle.fontSize = 15
headlinestyle.fontName = 'OpenSansBd'
story = [
FontFallbackParagraph(_('Orders by product') + ' ' + (_('(excl. taxes)') if net else _('(incl. taxes)')), headlinestyle),
PlainTextParagraph(_('Orders by product') + ' ' + (_('(excl. taxes)') if net else _('(incl. taxes)')), headlinestyle),
Spacer(1, 5 * mm)
]
return story
@@ -292,7 +292,7 @@ class OverviewReport(Report):
if form_data.get('date_axis') and form_data.get('date_range'):
d_start, d_end = resolve_timeframe_to_dates_inclusive(now(), form_data['date_range'], self.timezone)
story += [
FontFallbackParagraph(_('{axis} between {start} and {end}').format(
PlainTextParagraph(_('{axis} between {start} and {end}').format(
axis=dict(OverviewFilterForm(event=self.event).fields['date_axis'].choices)[form_data.get('date_axis')],
start=date_format(d_start, 'SHORT_DATE_FORMAT') if d_start else '',
end=date_format(d_end, 'SHORT_DATE_FORMAT') if d_end else '',
@@ -305,13 +305,13 @@ class OverviewReport(Report):
subevent = self.event.subevents.get(pk=self.form_data.get('subevent'))
except SubEvent.DoesNotExist:
subevent = self.form_data.get('subevent')
story.append(FontFallbackParagraph(pgettext('subevent', 'Date: {}').format(subevent), self.get_style()))
story.append(PlainTextParagraph(pgettext('subevent', 'Date: {}').format(subevent), self.get_style()))
story.append(Spacer(1, 5 * mm))
if form_data.get('subevent_date_range'):
d_start, d_end = resolve_timeframe_to_datetime_start_inclusive_end_exclusive(now(), form_data['subevent_date_range'], self.timezone)
story += [
FontFallbackParagraph(_('{axis} between {start} and {end}').format(
PlainTextParagraph(_('{axis} between {start} and {end}').format(
axis=_('Event date'),
start=date_format(d_start, 'SHORT_DATE_FORMAT') if d_start else '',
end=date_format(d_end - timedelta(hours=1), 'SHORT_DATE_FORMAT') if d_end else '',
@@ -384,13 +384,13 @@ class OverviewReport(Report):
tdata = [
[
_('Product'),
FontFallbackParagraph(_('Canceled'), tstyle_th),
PlainTextParagraph(_('Canceled'), tstyle_th),
'',
FontFallbackParagraph(_('Expired'), tstyle_th),
PlainTextParagraph(_('Expired'), tstyle_th),
'',
FontFallbackParagraph(_('Approval pending'), tstyle_th),
PlainTextParagraph(_('Approval pending'), tstyle_th),
'',
FontFallbackParagraph(_('Purchased'), tstyle_th),
PlainTextParagraph(_('Purchased'), tstyle_th),
'', '', '', '', ''
],
[
@@ -421,14 +421,14 @@ class OverviewReport(Report):
for tup in items_by_category:
if tup[0]:
tdata.append([
FontFallbackParagraph(str(tup[0]), tstyle_bold)
PlainTextParagraph(str(tup[0]), tstyle_bold)
])
for l, s in states:
tdata[-1].append(str(tup[0].num[l][0]))
tdata[-1].append(floatformat(tup[0].num[l][2 if net else 1], places))
for item in tup[1]:
tdata.append([
FontFallbackParagraph(str(item), tstyle)
PlainTextParagraph(str(item), tstyle)
])
for l, s in states:
tdata[-1].append(str(item.num[l][0]))
@@ -436,7 +436,7 @@ class OverviewReport(Report):
if item.has_variations:
for var in item.all_variations:
tdata.append([
FontFallbackParagraph(" " + str(var), tstyle)
PlainTextParagraph(" " + str(var), tstyle)
])
for l, s in states:
tdata[-1].append(str(var.num[l][0]))
@@ -568,7 +568,7 @@ class OrderTaxListReportPDF(Report):
tstyledata.append(('SPAN', (5 + 2 * i, 0), (6 + 2 * i, 0)))
story = [
FontFallbackParagraph(_('Orders by tax rate ({currency})').format(currency=self.event.currency), headlinestyle),
PlainTextParagraph(_('Orders by tax rate ({currency})').format(currency=self.event.currency), headlinestyle),
Spacer(1, 5 * mm)
]
tdata = [