diff --git a/apache-curator/pom.xml b/apache-curator/pom.xml
index bcca38b199..e6be32277d 100644
--- a/apache-curator/pom.xml
+++ b/apache-curator/pom.xml
@@ -59,7 +59,7 @@
     <properties>
         <curator.version>4.0.1</curator.version>
         <zookeeper.version>3.4.11</zookeeper.version>
-        <jackson-databind.version>2.9.4</jackson-databind.version>
+        <jackson-databind.version>2.9.7</jackson-databind.version>
         <!-- testing -->
         <assertj.version>3.6.1</assertj.version>
         <avaitility.version>1.7.0</avaitility.version>
diff --git a/core-java-io/pom.xml b/core-java-io/pom.xml
index efa32b8e3e..ac5f1f7c2e 100644
--- a/core-java-io/pom.xml
+++ b/core-java-io/pom.xml
@@ -236,7 +236,7 @@
 
     <properties>
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
 
         <!-- util -->
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/core-java-lang/pom.xml b/core-java-lang/pom.xml
index 2f307859f1..d00eb7ca72 100644
--- a/core-java-lang/pom.xml
+++ b/core-java-lang/pom.xml
@@ -409,7 +409,7 @@
     <properties>
         
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <gson.version>2.8.2</gson.version>
 
         <!-- util -->
diff --git a/core-java-sun/pom.xml b/core-java-sun/pom.xml
index 57d5e9da5b..ef68c947ce 100644
--- a/core-java-sun/pom.xml
+++ b/core-java-sun/pom.xml
@@ -262,7 +262,7 @@
 
     <properties>
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
 
         <!-- util -->
         <guava.version>23.0</guava.version>
diff --git a/core-java/pom.xml b/core-java/pom.xml
index 64345ab14c..5bf5699cc3 100644
--- a/core-java/pom.xml
+++ b/core-java/pom.xml
@@ -482,7 +482,7 @@
     <properties>
         
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <gson.version>2.8.2</gson.version>
 
         <!-- util -->
diff --git a/couchbase/pom.xml b/couchbase/pom.xml
index 4f0f8787ca..7da027597e 100644
--- a/couchbase/pom.xml
+++ b/couchbase/pom.xml
@@ -70,7 +70,7 @@
         <couchbase.client.version>2.5.0</couchbase.client.version>
         <spring-framework.version>4.3.5.RELEASE</spring-framework.version>
         <commons-lang3.version>3.5</commons-lang3.version>
-        <jackson-version>2.9.1</jackson-version>
+        <jackson-version>2.9.7</jackson-version>
     </properties>
 
 </project>
diff --git a/ethereum/pom.xml b/ethereum/pom.xml
index bd1bacb221..85cb260670 100644
--- a/ethereum/pom.xml
+++ b/ethereum/pom.xml
@@ -215,9 +215,9 @@
         <springframework.version>5.0.5.RELEASE</springframework.version>
         <spring.boot.version>1.5.6.RELEASE</spring.boot.version>
         <mockito.version>2.21.0</mockito.version>
-        <jackson-databind.version>2.5.0</jackson-databind.version>
+        <jackson-databind.version>2.9.7</jackson-databind.version>
         <hamcrest.version>1.3</hamcrest.version>
-        <jackson.version>2.9.3</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <javax-jsp.version>2.3.1</javax-jsp.version>
         <javax-servlet.version>3.1.0</javax-servlet.version>
         <jsonpath.version>2.4.0</jsonpath.version>
diff --git a/guest/log4j2-example/pom.xml b/guest/log4j2-example/pom.xml
index ab55e0b60e..045ff7325b 100644
--- a/guest/log4j2-example/pom.xml
+++ b/guest/log4j2-example/pom.xml
@@ -41,7 +41,7 @@
     </build>
 
     <properties>
-        <jackson.version>2.8.8.1</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <log4j-core.version>2.8.2</log4j-core.version>
     </properties>
 
diff --git a/java-lite/pom.xml b/java-lite/pom.xml
index 03f4e29f4e..b261e521a1 100644
--- a/java-lite/pom.xml
+++ b/java-lite/pom.xml
@@ -95,7 +95,7 @@
         <activeweb.version>1.15</activeweb.version>
         <mysql.connector.java.version>5.1.45</mysql.connector.java.version>
         <sun.tools.version>1.7.0</sun.tools.version>
-        <jackson.version>1.8.2</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <activeweb-testing.version>1.15</activeweb-testing.version>
     </properties>
 
diff --git a/libraries-data/pom.xml b/libraries-data/pom.xml
index f913cf32ca..daf6c8b500 100644
--- a/libraries-data/pom.xml
+++ b/libraries-data/pom.xml
@@ -442,7 +442,7 @@
         <gson.version>2.8.2</gson.version>
         <cache.version>1.1.0</cache.version>
         <flink.version>1.5.0</flink.version>
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <awaitility.version>3.0.0</awaitility.version>
         <assertj.version>3.6.2</assertj.version>
         <hazelcast.version>3.8.4</hazelcast.version>
diff --git a/libraries/pom.xml b/libraries/pom.xml
index 3a51ff5be0..c7ef64bc59 100644
--- a/libraries/pom.xml
+++ b/libraries/pom.xml
@@ -818,7 +818,7 @@
         <jnats.version>1.0</jnats.version>
 
         <httpclient.version>4.5.3</httpclient.version>
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <neuroph.version>2.92</neuroph.version>
         <serenity.version>1.9.26</serenity.version>
         <serenity.jbehave.version>1.41.0</serenity.jbehave.version>
diff --git a/logging-modules/log-mdc/pom.xml b/logging-modules/log-mdc/pom.xml
index 8e9968085e..3031274d0b 100644
--- a/logging-modules/log-mdc/pom.xml
+++ b/logging-modules/log-mdc/pom.xml
@@ -103,7 +103,7 @@
         <disruptor.version>3.3.6</disruptor.version>
         <jbosslogging.version>3.3.0.Final</jbosslogging.version>
         <javax.servlet.version>3.1.0</javax.servlet.version>
-        <jackson.library>2.8.5</jackson.library>
+        <jackson.library>2.9.7</jackson.library>
         <maven-war-plugin.version>2.4</maven-war-plugin.version>
     </properties>
 
diff --git a/logging-modules/log4j2/pom.xml b/logging-modules/log4j2/pom.xml
index d46f92dcd6..924abfd346 100644
--- a/logging-modules/log4j2/pom.xml
+++ b/logging-modules/log4j2/pom.xml
@@ -115,7 +115,7 @@
     </profiles>
 
     <properties>
-        <jackson.version>2.9.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <h2.version>1.4.193</h2.version>
         <commons-dbcp2.version>2.1.1</commons-dbcp2.version>
         <log4j-core.version>2.11.0</log4j-core.version>
diff --git a/logging-modules/logback/pom.xml b/logging-modules/logback/pom.xml
index e917754b3c..ef7adbc3ea 100644
--- a/logging-modules/logback/pom.xml
+++ b/logging-modules/logback/pom.xml
@@ -42,7 +42,7 @@
     <properties>
         <logback.version>1.2.3</logback.version>
         <logback.contrib.version>0.1.5</logback.contrib.version>
-        <jackson.version>2.9.3</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
     </properties>
 
 </project>
diff --git a/pom.xml b/pom.xml
index d3a665b4e1..514392713c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1604,7 +1604,7 @@
 		<javax.servlet.jsp-api.version>2.3.1</javax.servlet.jsp-api.version>
 		<jackson-mapper-asl.version>1.9.13</jackson-mapper-asl.version>
 		<jstl.version>1.2</jstl.version>
-		<jackson-databind.version>2.5.0</jackson-databind.version>
+		<jackson-databind.version>2.9.7</jackson-databind.version>
 		<commons-fileupload.version>1.3</commons-fileupload.version>
 		<junit-platform.version>1.2.0</junit-platform.version>
 		<junit-jupiter.version>5.2.0</junit-jupiter.version>
diff --git a/rest-with-spark-java/pom.xml b/rest-with-spark-java/pom.xml
index a0005b7dec..f7c91f8827 100644
--- a/rest-with-spark-java/pom.xml
+++ b/rest-with-spark-java/pom.xml
@@ -34,8 +34,8 @@
 
     <properties>
         <spark-core.version>2.5.4</spark-core.version>
-        <jackson-core.version>2.8.6</jackson-core.version>
-        <jackson-databind.version>2.8.6</jackson-databind.version>
+        <jackson-core.version>2.9.7</jackson-core.version>
+        <jackson-databind.version>2.9.7</jackson-databind.version>
     </properties>
 
 </project>
diff --git a/spring-jersey/pom.xml b/spring-jersey/pom.xml
index 5e7b50d291..b548de3701 100644
--- a/spring-jersey/pom.xml
+++ b/spring-jersey/pom.xml
@@ -101,12 +101,12 @@
         <dependency>
             <groupId>com.fasterxml.jackson.jaxrs</groupId>
             <artifactId>jackson-jaxrs-json-provider</artifactId>
-            <version>2.6.0</version>
+            <version>2.9.7</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.6.0</version>
+            <version>2.9.7</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
diff --git a/spring-kafka/pom.xml b/spring-kafka/pom.xml
index 3060dc00b3..be16da5ff0 100644
--- a/spring-kafka/pom.xml
+++ b/spring-kafka/pom.xml
@@ -35,7 +35,7 @@
 
     <properties>
         <spring-kafka.version>1.1.3.RELEASE</spring-kafka.version>
-        <jackson.version>2.6.7</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/spring-mvc-simple/pom.xml b/spring-mvc-simple/pom.xml
index 8d7ad0fa7f..65fa4339d6 100644
--- a/spring-mvc-simple/pom.xml
+++ b/spring-mvc-simple/pom.xml
@@ -196,7 +196,7 @@
         <jade.version>1.2.5</jade.version>
         <junit.platform.version>1.0.2</junit.platform.version>
         <rome.version>1.9.0</rome.version>
-        <jackson.version>2.9.4</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <xstream.version>1.4.9</xstream.version>
         <scribejava.version>5.1.0</scribejava.version>
         <json.version>20180130</json.version>
diff --git a/spring-security-mvc-custom/pom.xml b/spring-security-mvc-custom/pom.xml
index a1a1beb4f4..12520a0d01 100644
--- a/spring-security-mvc-custom/pom.xml
+++ b/spring-security-mvc-custom/pom.xml
@@ -202,7 +202,7 @@
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
-        <jackson-databind.version>2.9.4</jackson-databind.version>
+        <jackson-databind.version>2.9.7</jackson-databind.version>
 
         <!-- Maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
diff --git a/spring-security-mvc-socket/pom.xml b/spring-security-mvc-socket/pom.xml
index d1b8365077..b83f10d9fe 100644
--- a/spring-security-mvc-socket/pom.xml
+++ b/spring-security-mvc-socket/pom.xml
@@ -188,7 +188,7 @@
         <spring-data-jpa.version>1.11.3.RELEASE</spring-data-jpa.version>
         <h2database.version>1.4.196</h2database.version>
         <logback-classic.version>1.2.3</logback-classic.version>
-        <jackson.version>2.8.7</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/spring-security-rest/pom.xml b/spring-security-rest/pom.xml
index ef16f2201b..37c743e896 100644
--- a/spring-security-rest/pom.xml
+++ b/spring-security-rest/pom.xml
@@ -281,7 +281,7 @@
         <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <javax.validation.version>1.1.0.Final</javax.validation.version>
         <jstl.version>1.2</jstl.version>
-        <jackson.version>2.9.2</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
 
         <!-- util -->
         <guava.version>26.0-jre</guava.version>
diff --git a/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml b/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
index 06a92ffae7..c175ea48b3 100644
--- a/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
+++ b/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
@@ -189,7 +189,7 @@
     <properties>
         <swagger-annotations-version>1.5.15</swagger-annotations-version>
         <spring-web-version>4.3.9.RELEASE</spring-web-version>
-        <jackson-version>2.8.9</jackson-version>
+        <jackson-version>2.9.7</jackson-version>
         <jodatime-version>2.9.9</jodatime-version>
         <maven-jar-plugin.version>2.2</maven-jar-plugin.version>
         <maven-gpg-plugin.version>1.5</maven-gpg-plugin.version>
diff --git a/testing-modules/rest-assured/pom.xml b/testing-modules/rest-assured/pom.xml
index ed7e5e3577..687a9a2fe4 100644
--- a/testing-modules/rest-assured/pom.xml
+++ b/testing-modules/rest-assured/pom.xml
@@ -171,7 +171,7 @@
     </dependencies>
 
     <properties>
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
         <jackson-coreutils.version>1.8</jackson-coreutils.version>
         <guava.version>19.0</guava.version>
 
diff --git a/testing-modules/rest-testing/pom.xml b/testing-modules/rest-testing/pom.xml
index 9bfd715682..2fa303a98e 100644
--- a/testing-modules/rest-testing/pom.xml
+++ b/testing-modules/rest-testing/pom.xml
@@ -151,7 +151,7 @@
 
     <properties>
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
 
         <!-- util -->
         <guava.version>19.0</guava.version>
diff --git a/video-tutorials/jackson-annotations/pom.xml b/video-tutorials/jackson-annotations/pom.xml
index 121609ad4d..b0e1c7e8d9 100644
--- a/video-tutorials/jackson-annotations/pom.xml
+++ b/video-tutorials/jackson-annotations/pom.xml
@@ -138,7 +138,7 @@
     <properties>
 
         <!-- marshalling -->
-        <jackson.version>2.8.5</jackson.version>
+        <jackson.version>2.9.7</jackson.version>
 
         <!-- various -->
         <joda-time.version>2.9.6</joda-time.version>