diff --git a/vulnerabilities/models.py b/vulnerabilities/models.py
index 7bfc1ba11..fecde5c0b 100644
--- a/vulnerabilities/models.py
+++ b/vulnerabilities/models.py
@@ -382,20 +382,14 @@ def get_related_purls(self):
         return [p.package_url for p in self.packages.distinct().all()]
 
     def aggregate_fixed_and_affected_packages(self):
-        from vulnerabilities.utils import get_purl_version_class
+        from vulnerabilities.views import get_purl_version_class
 
         sorted_fixed_by_packages = self.fixed_by_packages.filter(is_ghost=False).order_by(
             "type", "namespace", "name", "qualifiers", "subpath"
         )
 
-        if sorted_fixed_by_packages:
-            sorted_fixed_by_packages.first().calculate_version_rank
-
         sorted_affected_packages = self.affected_packages.all()
 
-        if sorted_affected_packages:
-            sorted_affected_packages.first().calculate_version_rank
-
         grouped_fixed_by_packages = {
             key: list(group)
             for key, group in groupby(
@@ -503,6 +497,32 @@ def get_cwes(self):
 Database.get_cwes = get_cwes
 
 
+def get_cwes(self):
+    """Yield CWE Weakness objects"""
+    for cwe_category in self.cwe_files:
+        cwe_category.seek(0)
+        reader = csv.DictReader(cwe_category)
+        for row in reader:
+            yield DBWeakness(*list(row.values())[0:-1])
+    tree = ET.parse(xml_database_path)
+    root = tree.getroot()
+    for tag_num in [1, 2]:  # Categories , Views
+        tag = root[tag_num]
+        for child in tag:
+            yield DBWeakness(
+                *[
+                    child.attrib["ID"],
+                    child.attrib.get("Name"),
+                    None,
+                    child.attrib.get("Status"),
+                    child[0].text,
+                ]
+            )
+
+
+Database.get_cwes = get_cwes
+
+
 class Weakness(models.Model):
     """
     A Common Weakness Enumeration model
diff --git a/vulnerabilities/templates/api_user_creation_form.html b/vulnerabilities/templates/api_user_creation_form.html
index c7b2291f0..7714b8601 100644
--- a/vulnerabilities/templates/api_user_creation_form.html
+++ b/vulnerabilities/templates/api_user_creation_form.html
@@ -35,7 +35,7 @@ <h2 class="subtitle mb-0 pt-2 mb-2">
     </section>
 
     <br/>
-        <form action = "" method = "post">
+        <!-- <form action = "" method = "post">
             {% csrf_token %}
             {% for field in form %}
                 <div class="field mt-2">
@@ -46,6 +46,6 @@ <h2 class="subtitle mb-0 pt-2 mb-2">
                 </div>
             {% endfor %}
             <input class="button is-link mt-5" type="submit" value="Request my API Key">
-        </form>
+        </form> -->
     </section>
 {% endblock %}
diff --git a/vulnerabilities/templates/vulnerability_details.html b/vulnerabilities/templates/vulnerability_details.html
index 7001c8f3b..da8466706 100644
--- a/vulnerabilities/templates/vulnerability_details.html
+++ b/vulnerabilities/templates/vulnerability_details.html
@@ -614,4 +614,4 @@
     }
 </script>
 
-{% endblock %}
\ No newline at end of file
+{% endblock %}
diff --git a/vulnerabilities/templates/vulnerability_package_details.html b/vulnerabilities/templates/vulnerability_package_details.html
index 21fb52192..e116e6fa9 100644
--- a/vulnerabilities/templates/vulnerability_package_details.html
+++ b/vulnerabilities/templates/vulnerability_package_details.html
@@ -85,4 +85,4 @@
     }
 </script>
 
-{% endblock %}
\ No newline at end of file
+{% endblock %}
diff --git a/vulnerabilities/utils.py b/vulnerabilities/utils.py
index 8c777610d..37a33f4fe 100644
--- a/vulnerabilities/utils.py
+++ b/vulnerabilities/utils.py
@@ -567,7 +567,7 @@ def normalize_purl(purl: Union[PackageURL, str]):
 
 
 def get_purl_version_class(purl):
-    RANGE_CLASS_BY_SCHEMES["apk"] = AlpineLinuxVersionRange
+    RANGE_CLASS_BY_SCHEMES["alpine"] = AlpineLinuxVersionRange
     purl_version_class = None
     check_version_class = RANGE_CLASS_BY_SCHEMES.get(purl.type, None)
     if check_version_class:
diff --git a/vulnerabilities/views.py b/vulnerabilities/views.py
index a2df48634..4346ce2e0 100644
--- a/vulnerabilities/views.py
+++ b/vulnerabilities/views.py
@@ -32,12 +32,36 @@
 from vulnerabilities.forms import VulnerabilitySearchForm
 from vulnerabilities.severity_systems import EPSS
 from vulnerabilities.severity_systems import SCORING_SYSTEMS
+from vulnerabilities.utils import get_purl_version_class
 from vulnerablecode import __version__ as VULNERABLECODE_VERSION
 from vulnerablecode.settings import env
 
 PAGE_SIZE = 20
 
 
+def purl_sort_key(purl: models.Package):
+    """
+    Return a sort key for the built-in sorted() function when sorting a list
+    of Package objects.  If the Package ``type`` is supported by univers, apply
+    the univers version class to the Package ``version``, and otherwise use the
+    ``version`` attribute as is.
+    """
+    purl_version_class = get_purl_version_class(purl)
+    purl_sort_version = purl.version
+    if purl_version_class:
+        purl_sort_version = purl_version_class(purl.version)
+    return (purl.type, purl.namespace, purl.name, purl_sort_version, purl.qualifiers, purl.subpath)
+
+
+def get_purl_version_class(purl: models.Package):
+    RANGE_CLASS_BY_SCHEMES["apk"] = AlpineLinuxVersionRange
+    purl_version_class = None
+    check_version_class = RANGE_CLASS_BY_SCHEMES.get(purl.type, None)
+    if check_version_class:
+        purl_version_class = check_version_class.version_class
+    return purl_version_class
+
+
 class PackageSearch(ListView):
     model = models.Package
     template_name = "packages.html"