Fix CVE

  +==============================================================================+
   VULNERABILITIES FOUND
  +==============================================================================+

  -> Vulnerability found in lxml version 4.8.0
     Vulnerability ID: 50748
     Affected spec: <4.9.1
     ADVISORY: Lxml 4.9.1 include a fix for CVE-2022-2309: NULL Pointer
     Dereference allows attackers to cause a denial of service (or application...
     CVE-2022-2309
     For more information, please visit
     https://pyup.io/vulnerabilities/CVE-2022-2309/50748/

  -> Vulnerability found in mako version 1.1.6
     Vulnerability ID: 50870
     Affected spec: <1.2.2
     ADVISORY: Mako 1.2.2 includes a fix for a REDoS
     vulnerability.sqlalchemy/mako#366
     PVE-2022-50870
     For more information, please visit
     https://pyup.io/vulnerabilities/PVE-2022-50870/50870/

  -> Vulnerability found in ujson version 5.2.0
     Vulnerability ID: 49755
     Affected spec: <5.4.0
     ADVISORY: Ujson 5.4.0 includes a fix for CVE-2022-31117: In versions
     prior to 5.4.0 an error occurring while reallocating a buffer for string...
     CVE-2022-31117
     For more information, please visit
     https://pyup.io/vulnerabilities/CVE-2022-31117/49755/

  -> Vulnerability found in ujson version 5.2.0
     Vulnerability ID: 49754
     Affected spec: <5.4.0
     ADVISORY: Ujson 5.4.0 includes a fix for CVE-2022-31116: Incorrect
     handling of invalid surrogate pair...
     CVE-2022-31116
     For more information, please visit
     https://pyup.io/vulnerabilities/CVE-2022-31116/49754/

app/Pipfile

@@ -25,8 +25,8 @@ hupper = "==1.10.3"
 idna = "==3.3"
 importlib-metadata = "==4.11.2"
 importlib-resources = "==5.4.0"
-lxml = "==4.8.0"
-mako = "==1.1.6"
+lxml = "==4.9.1"
+mako = "==1.2.2"
 markupsafe = "==2.1.0"
 netifaces = "==0.11.0"
 nose = "==1.3.7"
@@ -53,7 +53,7 @@ toml = "==0.10.2"
 transaction = "==3.0.1"
 translationstring = "==1.4"
 typing-extensions = "==4.1.1"
-ujson = "==5.2.0"
+ujson = "==5.4.0"
 urllib3 = "==1.26.8"
 venusian = "==3.0.0"
 waitress = "==2.1.2"