diff --git a/clients/client-auto-scaling/package.json b/clients/client-auto-scaling/package.json
index 0b4fc5831cc2..ae13c9dca2c4 100644
--- a/clients/client-auto-scaling/package.json
+++ b/clients/client-auto-scaling/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-cloudformation/package.json b/clients/client-cloudformation/package.json
index 88fee1eb4ba2..e48683b90cbe 100644
--- a/clients/client-cloudformation/package.json
+++ b/clients/client-cloudformation/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/clients/client-cloudfront/package.json b/clients/client-cloudfront/package.json
index 101a5d435169..ad03757e8924 100644
--- a/clients/client-cloudfront/package.json
+++ b/clients/client-cloudfront/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/xml-builder": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-cloudsearch/package.json b/clients/client-cloudsearch/package.json
index be9379e9483a..f4368f2f3a7d 100644
--- a/clients/client-cloudsearch/package.json
+++ b/clients/client-cloudsearch/package.json
@@ -54,7 +54,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-cloudwatch/package.json b/clients/client-cloudwatch/package.json
index e157e2f192b1..c707a023f718 100644
--- a/clients/client-cloudwatch/package.json
+++ b/clients/client-cloudwatch/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-docdb/package.json b/clients/client-docdb/package.json
index 616e5a402a5d..816c09464835 100644
--- a/clients/client-docdb/package.json
+++ b/clients/client-docdb/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-ec2/package.json b/clients/client-ec2/package.json
index d1783903671a..6d9e09c0ea06 100644
--- a/clients/client-ec2/package.json
+++ b/clients/client-ec2/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/clients/client-elastic-beanstalk/package.json b/clients/client-elastic-beanstalk/package.json
index d693d761b461..9203653e3730 100644
--- a/clients/client-elastic-beanstalk/package.json
+++ b/clients/client-elastic-beanstalk/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-elastic-load-balancing-v2/package.json b/clients/client-elastic-load-balancing-v2/package.json
index 0a00fe8cb0ed..adddea68082a 100644
--- a/clients/client-elastic-load-balancing-v2/package.json
+++ b/clients/client-elastic-load-balancing-v2/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-elastic-load-balancing/package.json b/clients/client-elastic-load-balancing/package.json
index ab6db10a95e9..78333b82f233 100644
--- a/clients/client-elastic-load-balancing/package.json
+++ b/clients/client-elastic-load-balancing/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-elasticache/package.json b/clients/client-elasticache/package.json
index 81f26a378b4d..03d88fa49146 100644
--- a/clients/client-elasticache/package.json
+++ b/clients/client-elasticache/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-iam/package.json b/clients/client-iam/package.json
index 9cc707bdd36c..b7edd1aa4eb2 100644
--- a/clients/client-iam/package.json
+++ b/clients/client-iam/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-neptune/package.json b/clients/client-neptune/package.json
index 9a023b7f4034..4e81305a5c5e 100644
--- a/clients/client-neptune/package.json
+++ b/clients/client-neptune/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-rds/package.json b/clients/client-rds/package.json
index a9c6534e3097..a747729f296f 100644
--- a/clients/client-rds/package.json
+++ b/clients/client-rds/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-redshift/package.json b/clients/client-redshift/package.json
index b600ec6ea39c..fa8fb5b117fc 100644
--- a/clients/client-redshift/package.json
+++ b/clients/client-redshift/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-route-53/package.json b/clients/client-route-53/package.json
index 3fef8cd0946b..8f6d0fdb5a94 100644
--- a/clients/client-route-53/package.json
+++ b/clients/client-route-53/package.json
@@ -57,7 +57,7 @@
     "@aws-sdk/xml-builder": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-s3-control/package.json b/clients/client-s3-control/package.json
index 2e0b440101ca..b5eb42549fcd 100644
--- a/clients/client-s3-control/package.json
+++ b/clients/client-s3-control/package.json
@@ -62,7 +62,7 @@
     "@aws-sdk/xml-builder": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/clients/client-s3/package.json b/clients/client-s3/package.json
index ae997160dcc2..39cedb517471 100644
--- a/clients/client-s3/package.json
+++ b/clients/client-s3/package.json
@@ -75,7 +75,7 @@
     "@aws-sdk/xml-builder": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-ses/package.json b/clients/client-ses/package.json
index ebe233b2bb1f..78ac9efbf4b3 100644
--- a/clients/client-ses/package.json
+++ b/clients/client-ses/package.json
@@ -55,7 +55,7 @@
     "@aws-sdk/util-waiter": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-sns/package.json b/clients/client-sns/package.json
index 5fcbbb645a7c..e3b0b88ab9c3 100644
--- a/clients/client-sns/package.json
+++ b/clients/client-sns/package.json
@@ -54,7 +54,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-sqs/package.json b/clients/client-sqs/package.json
index c817261bd69a..7956f1e60981 100644
--- a/clients/client-sqs/package.json
+++ b/clients/client-sqs/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/clients/client-sts/package.json b/clients/client-sts/package.json
index 1c34284e9b92..813ec200ba76 100644
--- a/clients/client-sts/package.json
+++ b/clients/client-sts/package.json
@@ -56,7 +56,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0"
   },
   "devDependencies": {
diff --git a/codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/AwsDependency.java b/codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/AwsDependency.java
index d9bae758452f..874bfbb4b153 100644
--- a/codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/AwsDependency.java
+++ b/codegen/smithy-aws-typescript-codegen/src/main/java/software/amazon/smithy/aws/typescript/codegen/AwsDependency.java
@@ -57,7 +57,7 @@ public enum AwsDependency implements SymbolDependencyContainer {
     BODY_CHECKSUM_GENERATOR_BROWSER(NORMAL_DEPENDENCY, "@aws-sdk/body-checksum-browser"),
     BODY_CHECKSUM_GENERATOR_NODE(NORMAL_DEPENDENCY, "@aws-sdk/body-checksum-node"),
     XML_BUILDER(NORMAL_DEPENDENCY, "@aws-sdk/xml-builder"),
-    XML_PARSER(NORMAL_DEPENDENCY, "fast-xml-parser", "4.1.2"),
+    XML_PARSER(NORMAL_DEPENDENCY, "fast-xml-parser", "4.2.4"),
     UUID_GENERATOR(NORMAL_DEPENDENCY, "uuid", "^8.3.2"),
     UUID_GENERATOR_TYPES(DEV_DEPENDENCY, "@types/uuid", "^8.3.0"),
     MIDDLEWARE_EVENTSTREAM(NORMAL_DEPENDENCY, "@aws-sdk/middleware-eventstream"),
diff --git a/private/aws-protocoltests-ec2/package.json b/private/aws-protocoltests-ec2/package.json
index 3bf3fd7e8153..c33e4397d24f 100644
--- a/private/aws-protocoltests-ec2/package.json
+++ b/private/aws-protocoltests-ec2/package.json
@@ -47,7 +47,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/private/aws-protocoltests-query/package.json b/private/aws-protocoltests-query/package.json
index fe8c93cff1f5..c80433bb758d 100644
--- a/private/aws-protocoltests-query/package.json
+++ b/private/aws-protocoltests-query/package.json
@@ -47,7 +47,7 @@
     "@aws-sdk/util-utf8": "*",
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/private/aws-protocoltests-restxml/package.json b/private/aws-protocoltests-restxml/package.json
index 6406ef8cf8c4..7c196a0c01fb 100644
--- a/private/aws-protocoltests-restxml/package.json
+++ b/private/aws-protocoltests-restxml/package.json
@@ -50,7 +50,7 @@
     "@smithy/protocol-http": "^1.0.1",
     "@smithy/types": "^1.0.0",
     "entities": "2.2.0",
-    "fast-xml-parser": "4.1.2",
+    "fast-xml-parser": "4.2.4",
     "tslib": "^2.5.0",
     "uuid": "^8.3.2"
   },
diff --git a/yarn.lock b/yarn.lock
index dd087af9bc36..a6b531b31e69 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -180,7 +180,7 @@
     "@aws-sdk/util-utf8" "*"
     "@smithy/protocol-http" "^1.0.1"
     "@smithy/types" "^1.0.0"
-    fast-xml-parser "4.1.2"
+    fast-xml-parser "4.2.4"
     tslib "^2.5.0"
 
 "@aws-sdk/util-utf8-browser@^3.0.0", "@aws-sdk/util-utf8-browser@^3.109.0":
@@ -5657,10 +5657,10 @@ fast-uri@^2.0.0, fast-uri@^2.1.0:
   resolved "https://registry.yarnpkg.com/fast-uri/-/fast-uri-2.2.0.tgz#519a0f849bef714aad10e9753d69d8f758f7445a"
   integrity sha512-cIusKBIt/R/oI6z/1nyfe2FvGKVTohVRfvkOhvx0nCEW+xf5NoCXjAHcWp93uOUBchzYcsvPlrapAdX1uW+YGg==
 
-fast-xml-parser@4.1.2:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/fast-xml-parser/-/fast-xml-parser-4.1.2.tgz#5a98c18238d28a57bbdfa9fe4cda01211fff8f4a"
-  integrity sha512-CDYeykkle1LiA/uqQyNwYpFbyF6Axec6YapmpUP+/RHWIoR1zKjocdvNaTsxCxZzQ6v9MLXaSYm9Qq0thv0DHg==
+fast-xml-parser@4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/fast-xml-parser/-/fast-xml-parser-4.2.4.tgz#6e846ede1e56ad9e5ef07d8720809edf0ed07e9b"
+  integrity sha512-fbfMDvgBNIdDJLdLOwacjFAPYt67tr31H9ZhWSm45CDAxvd0I6WTlSOUo7K2P/K5sA5JgMKG64PI3DMcaFdWpQ==
   dependencies:
     strnum "^1.0.5"