diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48f2dae928704..fe052c788535a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Bump `org.apache.zookeeper:zookeeper` from 3.9.1 to 3.9.2 ([#12580](https://github.com/opensearch-project/OpenSearch/pull/12580))
 - Bump `org.codehaus.woodstox:stax2-api` from 4.2.1 to 4.2.2 ([#12579](https://github.com/opensearch-project/OpenSearch/pull/12579))
 - Bump Jackson version from 2.16.1 to 2.16.2 ([#12611](https://github.com/opensearch-project/OpenSearch/pull/12611))
+- Bump `reactor-netty` from 1.1.15 to 1.1.17 ([#12633](https://github.com/opensearch-project/OpenSearch/pull/12633))
+- Bump `reactor` from 3.5.14 to 3.5.15 ([#12633](https://github.com/opensearch-project/OpenSearch/pull/12633))
 
 ### Changed
 - Allow composite aggregation to run under a parent filter aggregation ([#11499](https://github.com/opensearch-project/OpenSearch/pull/11499))
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index e7e995fbbb310..060f8435a4d9a 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -30,8 +30,8 @@ netty             = 4.1.107.Final
 joda              = 2.12.2
 
 # project reactor
-reactor_netty     = 1.1.15
-reactor           = 3.5.14
+reactor_netty     = 1.1.17
+reactor           = 3.5.15
 
 # client dependencies
 httpclient        = 4.5.14
diff --git a/plugins/repository-azure/licenses/reactor-netty-core-1.1.15.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-core-1.1.15.jar.sha1
deleted file mode 100644
index c30a99a2338b4..0000000000000
--- a/plugins/repository-azure/licenses/reactor-netty-core-1.1.15.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-3221d405ad55a573cf29875a8244a4217cf07185
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-core-1.1.17.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-core-1.1.17.jar.sha1
new file mode 100644
index 0000000000000..3d631bc904f24
--- /dev/null
+++ b/plugins/repository-azure/licenses/reactor-netty-core-1.1.17.jar.sha1
@@ -0,0 +1 @@
+319b1d41f28e92b31b7ca0f19183337f5539bb44
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-http-1.1.15.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-http-1.1.15.jar.sha1
deleted file mode 100644
index ab3171cd02b73..0000000000000
--- a/plugins/repository-azure/licenses/reactor-netty-http-1.1.15.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-c79756fa2dfc28ac81fc9d23a14b17c656c3e560
\ No newline at end of file
diff --git a/plugins/repository-azure/licenses/reactor-netty-http-1.1.17.jar.sha1 b/plugins/repository-azure/licenses/reactor-netty-http-1.1.17.jar.sha1
new file mode 100644
index 0000000000000..9ceef6959744b
--- /dev/null
+++ b/plugins/repository-azure/licenses/reactor-netty-http-1.1.17.jar.sha1
@@ -0,0 +1 @@
+9ed949dcd050ef30d9eeedd53d95d1dce20ce832
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.15.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.15.jar.sha1
deleted file mode 100644
index c30a99a2338b4..0000000000000
--- a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.15.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-3221d405ad55a573cf29875a8244a4217cf07185
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.17.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.17.jar.sha1
new file mode 100644
index 0000000000000..3d631bc904f24
--- /dev/null
+++ b/plugins/transport-reactor-netty4/licenses/reactor-netty-core-1.1.17.jar.sha1
@@ -0,0 +1 @@
+319b1d41f28e92b31b7ca0f19183337f5539bb44
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.15.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.15.jar.sha1
deleted file mode 100644
index ab3171cd02b73..0000000000000
--- a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.15.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-c79756fa2dfc28ac81fc9d23a14b17c656c3e560
\ No newline at end of file
diff --git a/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.17.jar.sha1 b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.17.jar.sha1
new file mode 100644
index 0000000000000..9ceef6959744b
--- /dev/null
+++ b/plugins/transport-reactor-netty4/licenses/reactor-netty-http-1.1.17.jar.sha1
@@ -0,0 +1 @@
+9ed949dcd050ef30d9eeedd53d95d1dce20ce832
\ No newline at end of file
diff --git a/server/licenses/reactor-core-3.5.14.jar.sha1 b/server/licenses/reactor-core-3.5.14.jar.sha1
deleted file mode 100644
index 3b58e7a68bade..0000000000000
--- a/server/licenses/reactor-core-3.5.14.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-6e0c97c2e78273a00fd4ed38016b19ff3c6de59e
\ No newline at end of file
diff --git a/server/licenses/reactor-core-3.5.15.jar.sha1 b/server/licenses/reactor-core-3.5.15.jar.sha1
new file mode 100644
index 0000000000000..02df47ed58b9d
--- /dev/null
+++ b/server/licenses/reactor-core-3.5.15.jar.sha1
@@ -0,0 +1 @@
+4e07a24c671235a2a806e75e9b8ff23d7d1db3d4
\ No newline at end of file