diff --git a/yarn.lock b/yarn.lock
index abc3de5..46ad2f8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3381,7 +3381,7 @@ command-exists@^1.2.4:
   resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.9.tgz#c50725af3808c8ab0260fd60b01fbfa25b954f69"
   integrity sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w==
 
-commander@2, commander@^2.11.0, commander@^2.20.0:
+commander@2, commander@^2.11.0, commander@^2.20.0, commander@^2.20.3:
   version "2.20.3"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
   integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
@@ -3880,6 +3880,11 @@ cssesc@^3.0.0:
   resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-3.0.0.tgz#37741919903b868565e1c09ea747445cd18983ee"
   integrity sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==
 
+cssfilter@0.0.10:
+  version "0.0.10"
+  resolved "https://registry.yarnpkg.com/cssfilter/-/cssfilter-0.0.10.tgz#c6d2672632a2e5c83e013e6864a42ce8defd20ae"
+  integrity sha1-xtJnJjKi5cg+AT5oZKQs6N79IK4=
+
 cssnano-preset-default@^4.0.7:
   version "4.0.7"
   resolved "https://registry.yarnpkg.com/cssnano-preset-default/-/cssnano-preset-default-4.0.7.tgz#51ec662ccfca0f88b396dcd9679cdb931be17f76"
@@ -6710,9 +6715,11 @@ graphql-import@^0.7.1:
     resolve-from "^4.0.0"
 
 graphql-playground-html@^1.6.19:
-  version "1.6.19"
-  resolved "https://registry.yarnpkg.com/graphql-playground-html/-/graphql-playground-html-1.6.19.tgz#3883ecf5e8c18b3c0f08145b5417b9c01a1f0bef"
-  integrity sha512-cLAqoOlxHbGj/LBpr4l2BE9qXf3g8ShjQqU2daVueITI/3wIkcDQTaQaQp+HWv0uaX0dCsgMCFW/TooLj8yJOg==
+  version "1.6.25"
+  resolved "https://registry.yarnpkg.com/graphql-playground-html/-/graphql-playground-html-1.6.25.tgz#2d8fa250cec4036a4f5b7f8ad069c86d6d64c95f"
+  integrity sha512-wMNvGsQ0OwBVhn72VVi7OdpI85IxiIZT43glRx7gQIwQ6NvhFnzMYBIVmcJAJ4UlXRYiWtrQhuOItDXObiR3kg==
+  dependencies:
+    xss "^1.0.6"
 
 graphql-playground-middleware-express@^1.7.14:
   version "1.7.14"
@@ -13866,6 +13873,14 @@ xregexp@^4.3.0:
   dependencies:
     "@babel/runtime-corejs3" "^7.8.3"
 
+xss@^1.0.6:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/xss/-/xss-1.0.7.tgz#a554cbd5e909324bd6893fb47fff441ad54e2a95"
+  integrity sha512-A9v7tblGvxu8TWXQC9rlpW96a+LN1lyw6wyhpTmmGW+FwRMactchBR3ROKSi33UPCUcUHSu8s9YP6F+K3Mw//w==
+  dependencies:
+    commander "^2.20.3"
+    cssfilter "0.0.10"
+
 xstate@^4.9.1:
   version "4.9.1"
   resolved "https://registry.yarnpkg.com/xstate/-/xstate-4.9.1.tgz#da883ae0993b129ba0b54592c59b069963b0fe0a"