diff --git a/wp-admin/about.php b/wp-admin/about.php
index d4f15c224c..b997a3e421 100644
--- a/wp-admin/about.php
+++ b/wp-admin/about.php
@@ -40,6 +40,9 @@ include( ABSPATH . 'wp-admin/admin-header.php' );
 
 		<div class="changelog point-releases">
 			<h3><?php _e( 'Maintenance and Security Releases' ); ?></h3>
+			<p><?php printf( __( '<strong>Version %s</strong> addressed one security issue.' ), '4.5.15' ); ?>
+				<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.5.15' ); ?>
+			</p>
 			<p><?php printf( __( '<strong>Version %s</strong> addressed some security issues.' ), '4.5.14' ); ?>
 				<?php printf( __( 'For more information, see <a href="%s">the release notes</a>.' ), 'https://codex.wordpress.org/Version_4.5.14' ); ?>
 			</p>
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 4961a3d2e9..22ea8bbfac 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5.14';
+$wp_version = '4.5.15';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.