Merge pull request #6632 from mailcow/staging

Update 2025-07

Author: FreddleSpl0it

README.md

@@ -23,6 +23,9 @@ A big thank you to everyone supporting us on GitHub Sponsors—your contribution
   <a href="https://www.maehdros.com/" target=_blank><img
     src="https://avatars.githubusercontent.com/u/173894712" height="58"
   /></a>
+  <a href="https://macarne.com/" target=_blank><img
+    src="https://avatars.githubusercontent.com/u/149550368?s=200&v=4" height="58"
+  /></a>
 
 ### 50$/Month Sponsors
   <a href="https://github.com/vnukhr" target=_blank><img

data/Dockerfiles/acme/acme.sh

@@ -159,18 +159,6 @@ while true; do
   fi
   if [[ ! -f ${ACME_BASE}/acme/account.pem ]]; then
     log_f "Generating missing Lets Encrypt account key..."
-    if [[ ! -z ${ACME_CONTACT} ]]; then
-      if ! verify_email "${ACME_CONTACT}"; then
-        log_f "Invalid email address, will not start registration!"
-        sleep 365d
-        exec $(readlink -f "$0")
-      else
-        ACME_CONTACT_PARAMETER="--contact mailto:${ACME_CONTACT}"
-        log_f "Valid email address, using ${ACME_CONTACT} for registration"
-      fi
-    else
-      ACME_CONTACT_PARAMETER=""
-    fi
     openssl genrsa 4096 > ${ACME_BASE}/acme/account.pem
   else
     log_f "Using existing Lets Encrypt account key ${ACME_BASE}/acme/account.pem"
@@ -299,7 +287,7 @@ while true; do
     VALIDATED_CERTIFICATES+=("${CERT_NAME}")
 
     # obtain server certificate if required
-    ACME_CONTACT_PARAMETER=${ACME_CONTACT_PARAMETER} DOMAINS=${SERVER_SAN_VALIDATED[@]} /srv/obtain-certificate.sh rsa
+    DOMAINS=${SERVER_SAN_VALIDATED[@]} /srv/obtain-certificate.sh rsa
     RETURN="$?"
     if [[ "$RETURN" == "0" ]]; then # 0 = cert created successfully
       CERT_AMOUNT_CHANGED=1

data/Dockerfiles/acme/obtain-certificate.sh

@@ -93,8 +93,8 @@ until dig letsencrypt.org +time=3 +tries=1 @unbound > /dev/null; do
   sleep 2
 done
 log_f "Resolver OK"
-log_f "Using command acme-tiny ${DIRECTORY_URL} ${ACME_CONTACT_PARAMETER} --account-key ${ACME_BASE}/acme/account.pem --disable-check --csr ${CSR} --acme-dir /var/www/acme/"
-ACME_RESPONSE=$(acme-tiny ${DIRECTORY_URL} ${ACME_CONTACT_PARAMETER} \
+log_f "Using command acme-tiny ${DIRECTORY_URL} --account-key ${ACME_BASE}/acme/account.pem --disable-check --csr ${CSR} --acme-dir /var/www/acme/"
+ACME_RESPONSE=$(acme-tiny ${DIRECTORY_URL} \
   --account-key ${ACME_BASE}/acme/account.pem \
   --disable-check \
   --csr ${CSR} \

data/Dockerfiles/dovecot/quarantine_notify.py

@@ -8,7 +8,8 @@
 from email.mime.text import MIMEText
 from email.utils import COMMASPACE, formatdate
 import jinja2
-from jinja2 import Template
+from jinja2 import TemplateError
+from jinja2.sandbox import SandboxedEnvironment
 import json
 import redis
 import time
@@ -80,17 +81,22 @@ def notify_rcpt(rcpt, msg_count, quarantine_acl, category):
     if len(meta_query) == 0:
       return
     msg_count = len(meta_query)
+    env = SandboxedEnvironment()
     if r.get('Q_HTML'):
-      try:
-        template = Template(r.get('Q_HTML'))
-      except:
-        print("Error: Cannot parse quarantine template, falling back to default template.")
-        with open('/templates/quarantine.tpl') as file_:
-          template = Template(file_.read())
+        try:
+            template = env.from_string(r.get('Q_HTML'))
+        except Exception:
+            print("Error: Cannot parse quarantine template, falling back to default template.")
+            with open('/templates/quarantine.tpl') as file_:
+                template = env.from_string(file_.read())
     else:
-      with open('/templates/quarantine.tpl') as file_:
-        template = Template(file_.read())
-    html = template.render(meta=meta_query, username=rcpt, counter=msg_count, hostname=mailcow_hostname, quarantine_acl=quarantine_acl)
+        with open('/templates/quarantine.tpl') as file_:
+            template = env.from_string(file_.read())
+    try:
+        html = template.render(meta=meta_query, username=rcpt, counter=msg_count, hostname=mailcow_hostname, quarantine_acl=quarantine_acl)
+    except (jinja2.exceptions.SecurityError, TemplateError) as ex:
+        print(f"SecurityError or TemplateError in template rendering: {ex}")
+        return
     text = html2text.html2text(html)
     count = 0
     while count < 15:

data/Dockerfiles/dovecot/quota_notify.py

@@ -6,7 +6,7 @@
 from email.mime.text import MIMEText
 from email.utils import COMMASPACE, formatdate
 import jinja2
-from jinja2 import Template
+from jinja2.sandbox import SandboxedEnvironment
 import redis
 import time
 import json
@@ -33,16 +33,24 @@
 
 if r.get('QW_HTML'):
   try:
-    template = Template(r.get('QW_HTML'))
-  except:
-    print("Error: Cannot parse quarantine template, falling back to default template.")
+    env = SandboxedEnvironment()
+    template = env.from_string(r.get('QW_HTML'))
+  except Exception:
+    print("Error: Cannot parse quota template, falling back to default template.")
     with open('/templates/quota.tpl') as file_:
-      template = Template(file_.read())
+      env = SandboxedEnvironment()
+      template = env.from_string(file_.read())
 else:
   with open('/templates/quota.tpl') as file_:
-    template = Template(file_.read())
+    env = SandboxedEnvironment()
+    template = env.from_string(file_.read())
+
+try:
+  html = template.render(username=username, percent=percent)
+except (jinja2.exceptions.SecurityError, jinja2.TemplateError) as ex:
+  print(f"SecurityError or TemplateError in template rendering: {ex}")
+  sys.exit(1)
 
-html = template.render(username=username, percent=percent)
 text = html2text.html2text(html)
 
 try: