diff --git a/package-lock.json b/package-lock.json
index a5fb5432d8..f7e8c2d9c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1001,9 +1001,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "3.2.4",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.2.4.tgz",
-      "integrity": "sha512-ysFSFEDVduQpyhzAob/kkuJjf5zWkZD8/A9ywSp1byueyuCfHamrCBa14/Oc2iiB0e51B+NpxSl5gmzn+Ms/mg==",
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.0.tgz",
+      "integrity": "sha512-nolgK9JcaUXMSmW+j1yaSvaEaoXYHwWyGJlkoCTghc97KgGDDSnpoU/PlEnw63Ah+TGKFOyY+X5LnxaWbCSfXg==",
       "license": "(MPL-2.0 OR Apache-2.0)",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
diff --git a/yarn.lock b/yarn.lock
index 231f51f128..af74743bb8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -511,9 +511,9 @@ domhandler@^5.0.1, domhandler@^5.0.2, domhandler@^5.0.3:
     domelementtype "^2.3.0"
 
 dompurify@^3.0.3:
-  version "3.2.4"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.2.4.tgz#af5a5a11407524431456cf18836c55d13441cd8e"
-  integrity sha512-ysFSFEDVduQpyhzAob/kkuJjf5zWkZD8/A9ywSp1byueyuCfHamrCBa14/Oc2iiB0e51B+NpxSl5gmzn+Ms/mg==
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.4.0.tgz#b1fc33ebdadb373241621e0a30e4ad81573dfd0b"
+  integrity sha512-nolgK9JcaUXMSmW+j1yaSvaEaoXYHwWyGJlkoCTghc97KgGDDSnpoU/PlEnw63Ah+TGKFOyY+X5LnxaWbCSfXg==
   optionalDependencies:
     "@types/trusted-types" "^2.0.7"