diff --git a/plinth/modules/security/__init__.py b/plinth/modules/security/__init__.py
index 2cb859746..b67e0105e 100644
--- a/plinth/modules/security/__init__.py
+++ b/plinth/modules/security/__init__.py
@@ -7,7 +7,6 @@ import re
 import subprocess
 from collections import defaultdict
 
-import requests
 from django.utils.translation import ugettext_lazy as _
 
 from plinth import actions
@@ -109,12 +108,6 @@ def get_apps_report():
             (label, package, *_) = line.split()
             cves[label].add(package)
 
-    try:
-        past_cves = requests.get(
-            'https://security-tracker.debian.org/tracker/data/json').json()
-    except Exception:
-        past_cves = None
-
     service_exposure_lines = subprocess.check_output(
         ['systemd-analyze', 'security']).decode().strip().split('\n')
     service_exposure_lines.pop(0)
@@ -130,12 +123,8 @@ def get_apps_report():
             'name': 'freedombox',
             'packages': {'freedombox'},
             'vulns': 0,
-            'past_vulns': 0 if past_cves else None,
         }
     }
-    if past_cves and 'freedombox' in past_cves:
-        apps['freedombox']['past_vulns'] = len(past_cves['freedombox'])
-
     for module_name, module in module_loader.loaded_modules.items():
         try:
             packages = module.managed_packages
@@ -155,14 +144,9 @@ def get_apps_report():
             'name': module_name,
             'packages': set(packages),
             'vulns': 0,
-            'past_vulns': 0 if past_cves else None,
             'sandboxed': None,
         }
 
-        for package in packages:
-            if past_cves and package in past_cves:
-                apps[module_name]['past_vulns'] += len(past_cves[package])
-
         if services:
             apps[module_name]['sandboxed'] = False
             for service in services:
diff --git a/plinth/modules/security/templates/security_report.html b/plinth/modules/security/templates/security_report.html
index 4401c1e48..9869828cf 100644
--- a/plinth/modules/security/templates/security_report.html
+++ b/plinth/modules/security/templates/security_report.html
@@ -17,11 +17,11 @@
   </p>
   <p>
     {% blocktrans trimmed %}
-      The following table lists the current reported number, and historical
-      count, of security vulnerabilities for each installed app.
-      More information on the vulnerabilities can be found on the
-      <a href="https://security-tracker.debian.org/tracker/">Debian Security
-	Bug Tracker</a>.
+      The following table lists the current reported number of
+      security vulnerabilities for each installed app. More
+      information on the vulnerabilities can be found on the
+      <a href="https://security-tracker.debian.org/tracker/">Debian
+        Security Bug Tracker</a>.
     {% endblocktrans %}
   </p>
   <p>
@@ -44,7 +44,6 @@
         <tr>
           <th>{% trans "App Name" %}</th>
           <th>{% trans "Current Vulnerabilities" %}</th>
-          <th>{% trans "Past Vulnerabilities" %}</th>
           <th>{% trans "Sandboxed" %}</th>
           <th>{% trans "Sandbox Coverage" %}</th>
         </tr>
@@ -54,7 +53,6 @@
           <tr>
             <td>{{ app.name }}</td>
             <td>{{ app.vulns }}</td>
-            <td>{{ app.past_vulns|default_if_none:"❗"}}</td>
             <td>
               {% if app.sandboxed is None %}
                 {% trans "N/A" %}