diff --git a/common/perf-test-core/pom.xml b/common/perf-test-core/pom.xml
index 7f1ec34106c3..7bcc6634b5f4 100644
--- a/common/perf-test-core/pom.xml
+++ b/common/perf-test-core/pom.xml
@@ -55,9 +55,8 @@
               <includes combine.children="append">
                 <!-- Special allowance for performance libraries as they aren't shipped. -->
                 <include>com.beust:jcommander:[1.82]</include> <!-- {x-include-update;com.beust:jcommander;external_dependency} -->
-
+                <include>io.vertx:vertx-codegen:[4.5.23]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
                 <include>io.projectreactor:reactor-core:[3.7.14]</include> <!-- {x-include-update;io.projectreactor:reactor-core;external_dependency} -->
-                <include>io.vertx:vertx-codegen:[4.5.17]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
               </includes>
             </bannedDependencies>
           </rules>
@@ -95,7 +94,7 @@
     <dependency>
       <groupId>io.vertx</groupId>
       <artifactId>vertx-codegen</artifactId>
-      <version>4.5.17</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
+      <version>4.5.23</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
       <scope>provided</scope>
     </dependency>
     <dependency>
diff --git a/eng/versioning/external_dependencies.txt b/eng/versioning/external_dependencies.txt
index c880cf4bb7d2..2cf3bf871ddb 100644
--- a/eng/versioning/external_dependencies.txt
+++ b/eng/versioning/external_dependencies.txt
@@ -59,8 +59,8 @@ io.netty:netty-transport-native-unix-common;4.1.130.Final
 io.netty:netty-transport-native-kqueue;4.1.130.Final
 io.projectreactor.netty:reactor-netty-http;1.2.13
 io.projectreactor:reactor-core;3.7.14
-io.vertx:vertx-codegen;4.5.17
-io.vertx:vertx-core;4.5.17
+io.vertx:vertx-codegen;4.5.23
+io.vertx:vertx-core;4.5.23
 javax.websocket:javax.websocket-api;1.1
 org.apache.commons:commons-compress;1.26.0
 org.apache.ant:ant;1.10.15
diff --git a/sdk/core/azure-core-http-vertx/CHANGELOG.md b/sdk/core/azure-core-http-vertx/CHANGELOG.md
index 28583d856ec7..dc0bbdfb0f27 100644
--- a/sdk/core/azure-core-http-vertx/CHANGELOG.md
+++ b/sdk/core/azure-core-http-vertx/CHANGELOG.md
@@ -10,6 +10,11 @@
 
 ### Other Changes
 
+#### Dependency Updates
+
+- Upgraded `vertx-codegen` from `4.5.17` to `4.5.23`.
+- Upgraded `vertx-core` from `4.5.17` to `4.5.23`.
+
 ## 1.1.2 (2025-10-06)
 
 ### Other Changes
diff --git a/sdk/core/azure-core-http-vertx/pom.xml b/sdk/core/azure-core-http-vertx/pom.xml
index c907b096e765..054f602bc874 100644
--- a/sdk/core/azure-core-http-vertx/pom.xml
+++ b/sdk/core/azure-core-http-vertx/pom.xml
@@ -82,14 +82,14 @@
     <dependency>
       <groupId>io.vertx</groupId>
       <artifactId>vertx-codegen</artifactId>
-      <version>4.5.17</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
+      <version>4.5.23</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
       <scope>provided</scope>
     </dependency>
 
     <dependency>
       <groupId>io.vertx</groupId>
       <artifactId>vertx-core</artifactId>
-      <version>4.5.17</version> <!-- {x-version-update;io.vertx:vertx-core;external_dependency} -->
+      <version>4.5.23</version> <!-- {x-version-update;io.vertx:vertx-core;external_dependency} -->
     </dependency>
 
     <!-- test dependencies on azure-core, because we want to run tests inherited from this module using Vert.x Web Client -->
@@ -172,8 +172,8 @@
           <rules>
             <bannedDependencies>
               <includes>
-                <include>io.vertx:vertx-codegen:[4.5.17]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
-                <include>io.vertx:vertx-core:[4.5.17]</include> <!-- {x-include-update;io.vertx:vertx-core;external_dependency} -->
+                <include>io.vertx:vertx-codegen:[4.5.23]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
+                <include>io.vertx:vertx-core:[4.5.23]</include> <!-- {x-include-update;io.vertx:vertx-core;external_dependency} -->
               </includes>
             </bannedDependencies>
           </rules>
diff --git a/sdk/template/azure-template-stress/pom.xml b/sdk/template/azure-template-stress/pom.xml
index f952e12a3884..75583b590270 100644
--- a/sdk/template/azure-template-stress/pom.xml
+++ b/sdk/template/azure-template-stress/pom.xml
@@ -59,7 +59,7 @@
     <dependency>
       <groupId>io.vertx</groupId>
       <artifactId>vertx-codegen</artifactId>
-      <version>4.5.17</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
+      <version>4.5.23</version> <!-- {x-version-update;io.vertx:vertx-codegen;external_dependency} -->
       <scope>provided</scope>
     </dependency>
     <dependency>
@@ -98,7 +98,7 @@
                 <include>io.opentelemetry.instrumentation:opentelemetry-runtime-telemetry-java8:[2.14.0-alpha]</include> <!-- {x-include-update;io.opentelemetry.instrumentation:opentelemetry-runtime-telemetry-java8;external_dependency} -->
                 <include>io.opentelemetry.instrumentation:opentelemetry-logback-appender-1.0:[2.14.0-alpha]</include> <!-- {x-include-update;io.opentelemetry.instrumentation:opentelemetry-logback-appender-1.0;external_dependency} -->
                 <include>ch.qos.logback:logback-classic:[1.3.14]</include> <!-- {x-include-update;ch.qos.logback:logback-classic;external_dependency} -->
-                <include>io.vertx:vertx-codegen:[4.5.17]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
+                <include>io.vertx:vertx-codegen:[4.5.23]</include> <!-- {x-include-update;io.vertx:vertx-codegen;external_dependency} -->
               </includes>
             </bannedDependencies>
           </rules>