diff --git a/nifi-nar-bundles/nifi-druid-bundle/pom.xml b/nifi-nar-bundles/nifi-druid-bundle/pom.xml
index 716bc03057..506f476d1f 100644
--- a/nifi-nar-bundles/nifi-druid-bundle/pom.xml
+++ b/nifi-nar-bundles/nifi-druid-bundle/pom.xml
@@ -80,7 +80,7 @@
             <dependency>
                 <groupId>org.apache.logging.log4j</groupId>
                 <artifactId>log4j-bom</artifactId>
-                <version>2.14.1</version>
+                <version>2.15.0</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
diff --git a/nifi-nar-bundles/nifi-elasticsearch-bundle/nifi-elasticsearch-5-processors/pom.xml b/nifi-nar-bundles/nifi-elasticsearch-bundle/nifi-elasticsearch-5-processors/pom.xml
index 76700367fc..6f1cdcbc47 100644
--- a/nifi-nar-bundles/nifi-elasticsearch-bundle/nifi-elasticsearch-5-processors/pom.xml
+++ b/nifi-nar-bundles/nifi-elasticsearch-bundle/nifi-elasticsearch-5-processors/pom.xml
@@ -24,7 +24,7 @@ language governing permissions and limitations under the License. -->
         <slf4jversion>2.7</slf4jversion>
         <es.version>5.0.1</es.version>
         <lucene.version>6.2.1</lucene.version>
-        <log4j.version>2.14.1</log4j.version>
+        <log4j.version>2.15.0</log4j.version>
     </properties>
 
     <dependencies>
diff --git a/nifi-nar-bundles/nifi-elasticsearch-bundle/pom.xml b/nifi-nar-bundles/nifi-elasticsearch-bundle/pom.xml
index 9082c605d4..34d915ea85 100644
--- a/nifi-nar-bundles/nifi-elasticsearch-bundle/pom.xml
+++ b/nifi-nar-bundles/nifi-elasticsearch-bundle/pom.xml
@@ -68,7 +68,7 @@ language governing permissions and limitations under the License. -->
             <dependency>
                 <groupId>org.apache.logging.log4j</groupId>
                 <artifactId>log4j-bom</artifactId>
-                <version>2.14.1</version>
+                <version>2.15.0</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
diff --git a/nifi-nar-bundles/nifi-hive-bundle/pom.xml b/nifi-nar-bundles/nifi-hive-bundle/pom.xml
index eb034fb36b..a1f895dace 100644
--- a/nifi-nar-bundles/nifi-hive-bundle/pom.xml
+++ b/nifi-nar-bundles/nifi-hive-bundle/pom.xml
@@ -100,7 +100,7 @@
             <dependency>
                 <groupId>org.apache.logging.log4j</groupId>
                 <artifactId>log4j-bom</artifactId>
-                <version>2.14.1</version>
+                <version>2.15.0</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
diff --git a/nifi-nar-bundles/nifi-ranger-bundle/pom.xml b/nifi-nar-bundles/nifi-ranger-bundle/pom.xml
index a1fb307c70..230265ff3d 100644
--- a/nifi-nar-bundles/nifi-ranger-bundle/pom.xml
+++ b/nifi-nar-bundles/nifi-ranger-bundle/pom.xml
@@ -75,7 +75,7 @@
             <dependency>
                 <groupId>org.apache.logging.log4j</groupId>
                 <artifactId>log4j-bom</artifactId>
-                <version>2.14.1</version>
+                <version>2.15.0</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>
diff --git a/nifi-registry/nifi-registry-extensions/nifi-registry-ranger/pom.xml b/nifi-registry/nifi-registry-extensions/nifi-registry-ranger/pom.xml
index e92ff5ed87..533fbf739e 100644
--- a/nifi-registry/nifi-registry-extensions/nifi-registry-ranger/pom.xml
+++ b/nifi-registry/nifi-registry-extensions/nifi-registry-ranger/pom.xml
@@ -81,7 +81,7 @@
             <dependency>
                 <groupId>org.apache.logging.log4j</groupId>
                 <artifactId>log4j-bom</artifactId>
-                <version>2.14.1</version>
+                <version>2.15.0</version>
                 <scope>import</scope>
                 <type>pom</type>
             </dependency>