diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd7686fb02938..bae06b5aba619 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -133,6 +133,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `com.squareup.okhttp3:okhttp` from 4.11.0 to 4.12.0 ([#10861](https://github.com/opensearch-project/OpenSearch/pull/10861))
 - Bump `com.gradle.enterprise` from 3.14.1 to 3.15.1 ([#11339](https://github.com/opensearch-project/OpenSearch/pull/11339))
 - Bump `org.apache.commons:commons-text` from 1.10.0 to 1.11.0 ([#11344](https://github.com/opensearch-project/OpenSearch/pull/11344))
+- Bump `reactor-netty-core` from 1.1.12 to 1.1.13 ([#11350](https://github.com/opensearch-project/OpenSearch/pull/11350))
 
 ### Changed
 - Mute the query profile IT with concurrent execution ([#9840](https://github.com/opensearch-project/OpenSearch/pull/9840))
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index 47f7c5c8020bf..74d655cfb1045 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -30,7 +30,7 @@ netty             = 4.1.101.Final
 joda              = 2.12.2
 
 # project reactor
-reactor_netty     = 1.1.12
+reactor_netty     = 1.1.13
 reactor           = 3.5.11
 
 # client dependencies
diff --git a/plugins/repository-azure/licenses/reactor-netty-core-1.1.12.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-core-1.1.12.jar.sha1
deleted file mode 100644
index 352d69396d0c9..0000000000000
--- a/plugins/repository-azure/licenses/reactor-netty-core-1.1.12.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-378dc5a375e6440099e837b22cf4b01341cbe4ea
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-core-1.1.13.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-core-1.1.13.jar.sha1
new file mode 100644
index 0000000000000..5eaf96739ed72
--- /dev/null
+++ b/plugins/repository-azure/licenses/reactor-netty-core-1.1.13.jar.sha1
@@ -0,0 +1 @@
+faea23e582978a34f6a932b81e86206ec2314990
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-http-1.1.12.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-http-1.1.12.jar.sha1
deleted file mode 100644
index 1bcb0e0c52950..0000000000000
--- a/plugins/repository-azure/licenses/reactor-netty-http-1.1.12.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e839fadb8f45d8a7a2783466faedd03373366c23
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-http-1.1.13.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-http-1.1.13.jar.sha1
new file mode 100644
index 0000000000000..091125169c696
--- /dev/null
+++ b/plugins/repository-azure/licenses/reactor-netty-http-1.1.13.jar.sha1
@@ -0,0 +1 @@
+c5af7bc746050d080891a5446cca2c96a0c51d03
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.12.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.12.jar.sha1
deleted file mode 100644
index 352d69396d0c9..0000000000000
--- a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.12.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-378dc5a375e6440099e837b22cf4b01341cbe4ea
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.13.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.13.jar.sha1
new file mode 100644
index 0000000000000..5eaf96739ed72
--- /dev/null
+++ b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.13.jar.sha1
@@ -0,0 +1 @@
+faea23e582978a34f6a932b81e86206ec2314990
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.12.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.12.jar.sha1
deleted file mode 100644
index 1bcb0e0c52950..0000000000000
--- a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.12.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e839fadb8f45d8a7a2783466faedd03373366c23
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.13.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.13.jar.sha1
new file mode 100644
index 0000000000000..091125169c696
--- /dev/null
+++ b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.13.jar.sha1
@@ -0,0 +1 @@
+c5af7bc746050d080891a5446cca2c96a0c51d03
\ No newline at end of file