Upgrade Spring to version 5.2.6.RELEASE
diff --git a/examples/pom.xml b/examples/pom.xml
index 58a508e..2a635bb 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -259,7 +259,7 @@
         <spring-security-version>5.3.0.RELEASE</spring-security-version>
         <spring-version-range>[5,6)</spring-version-range>
         <spring-version>${spring5-version}</spring-version>
-        <spring5-version>5.2.5.RELEASE</spring5-version>
+        <spring5-version>5.2.6.RELEASE</spring5-version>
         <surefire.version>${maven-surefire-plugin-version}</surefire.version>
         <tinybundles-version>2.1.1</tinybundles-version>
         <tomcat-version>9.0.31</tomcat-version>