diff --git a/UB/pom.xml b/UB/pom.xml
index cf1d99f0..9fef8e72 100644
--- a/UB/pom.xml
+++ b/UB/pom.xml
@@ -55,7 +55,7 @@
 		<dependency>
 		    <groupId>org.springframework.security</groupId>
 		    <artifactId>spring-security-core</artifactId>
-		    <version>5.1.3.RELEASE</version>
+		    <version>5.1.11.RELEASE</version>
 		</dependency>
 		<!-- spring-security-taglibs -->
 		<dependency>
@@ -266,7 +266,7 @@
 		<dependency>
 			<groupId>org.springframework.security</groupId>
 			<artifactId>spring-security-core</artifactId>
-			<version>5.1.3.RELEASE</version>
+			<version>5.1.11.RELEASE</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.security</groupId>