diff --git a/core/license/THIRD_PARTY_LICENSES.txt b/core/license/THIRD_PARTY_LICENSES.txt
index 6c78f0f145..af3ffa0a02 100644
--- a/core/license/THIRD_PARTY_LICENSES.txt
+++ b/core/license/THIRD_PARTY_LICENSES.txt
@@ -47,7 +47,7 @@ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 OF THE POSSIBILITY OF SUCH DAMAGE.
 
 ===============================================================================
-## org.lz4:lz4-java@1.8.0 (Apache-2.0)
+## at.yawk.lz4:lz4-java@1.10.2 (Apache-2.0)
 
                                 URL for License – http://opensource.org/licenses/Apache-2.0
 
diff --git a/core/org.openjdk.jmc.common/pom.xml b/core/org.openjdk.jmc.common/pom.xml
index a80a8a1b22..157589e1ff 100644
--- a/core/org.openjdk.jmc.common/pom.xml
+++ b/core/org.openjdk.jmc.common/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-   Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2018, 2026, Oracle and/or its affiliates. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -49,9 +49,9 @@
 			<version>1.2.3</version>
 		</dependency>
 		<dependency>
-			<groupId>org.lz4</groupId>
+			<groupId>at.yawk.lz4</groupId>
 			<artifactId>lz4-java</artifactId>
-			<version>1.8.0</version>
+			<version>1.10.2</version>
 		</dependency>
 	</dependencies>
 </project>
diff --git a/license/THIRDPARTYREADME.txt b/license/THIRDPARTYREADME.txt
index a3cbfdfb6b..9272666f90 100644
--- a/license/THIRDPARTYREADME.txt
+++ b/license/THIRDPARTYREADME.txt
@@ -363,7 +363,7 @@ the Author.
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  THE POSSIBILITY OF SUCH DAMAGE.
  
-%% The following notice is provided with respect to lz4-java v1.8.0,
+%% The following notice is provided with respect to lz4-java v1.10.2,
 which may be included with this product.
 
 URL for License � http://opensource.org/licenses/Apache-2.0
diff --git a/releng/platform-definitions/platform-definition-2024-12/platform-definition-2024-12.target b/releng/platform-definitions/platform-definition-2024-12/platform-definition-2024-12.target
index a5d2cd8835..8e240bb723 100644
--- a/releng/platform-definitions/platform-definition-2024-12/platform-definition-2024-12.target
+++ b/releng/platform-definitions/platform-definition-2024-12/platform-definition-2024-12.target
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!--
-   Copyright (c) 2024, 2025, Oracle and/or its affiliates. All rights reserved.
-   Copyright (c) 2024, 2025, Datadog, Inc. All rights reserved.
+   Copyright (c) 2025, 2026, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2025, 2026, Datadog, Inc. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -39,7 +39,7 @@
             <unit id="org.eclipse.angus.jakarta.mail" version="2.0.3"/>
             <unit id="angus-activation" version="2.0.2"/>
             <unit id="org.owasp.encoder" version="1.2.3"/>
-            <unit id="lz4-java" version="1.8.0"/>
+            <unit id="lz4-java" version="1.10.2"/>
             <unit id="org.hdrhistogram.HdrHistogram" version="2.2.2"/>
             <unit id="org.adoptopenjdk.jemmy-awt-input" version="2.0.0"/>
             <unit id="org.adoptopenjdk.jemmy-browser" version="2.0.0"/>
diff --git a/releng/platform-definitions/platform-definition-2025-03/platform-definition-2025-03.target b/releng/platform-definitions/platform-definition-2025-03/platform-definition-2025-03.target
index 2f19bc93e4..1075fe7318 100644
--- a/releng/platform-definitions/platform-definition-2025-03/platform-definition-2025-03.target
+++ b/releng/platform-definitions/platform-definition-2025-03/platform-definition-2025-03.target
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!--
-   Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
-   Copyright (c) 2025, Datadog, Inc. All rights reserved.
+   Copyright (c) 2025, 2026, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2025, 2026, Datadog, Inc. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -39,7 +39,7 @@
             <unit id="org.eclipse.angus.jakarta.mail" version="2.0.3"/>
             <unit id="angus-activation" version="2.0.2"/>
             <unit id="org.owasp.encoder" version="1.2.3"/>
-            <unit id="lz4-java" version="1.8.0"/>
+            <unit id="lz4-java" version="1.10.2"/>
             <unit id="org.hdrhistogram.HdrHistogram" version="2.2.2"/>
             <unit id="org.adoptopenjdk.jemmy-awt-input" version="2.0.0"/>
             <unit id="org.adoptopenjdk.jemmy-browser" version="2.0.0"/>
diff --git a/releng/platform-definitions/platform-definition-2025-06/platform-definition-2025-06.target b/releng/platform-definitions/platform-definition-2025-06/platform-definition-2025-06.target
index 36b2918391..b24747e0bf 100644
--- a/releng/platform-definitions/platform-definition-2025-06/platform-definition-2025-06.target
+++ b/releng/platform-definitions/platform-definition-2025-06/platform-definition-2025-06.target
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!--
-   Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
-   Copyright (c) 2025, Datadog, Inc. All rights reserved.
+   Copyright (c) 2025, 2026, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2025, 2026, Datadog, Inc. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -39,7 +39,7 @@
             <unit id="org.eclipse.angus.jakarta.mail" version="2.0.3"/>
             <unit id="angus-activation" version="2.0.2"/>
             <unit id="org.owasp.encoder" version="1.2.3"/>
-            <unit id="lz4-java" version="1.8.0"/>
+            <unit id="lz4-java" version="1.10.2"/>
             <unit id="org.hdrhistogram.HdrHistogram" version="2.2.2"/>
             <unit id="org.adoptopenjdk.jemmy-awt-input" version="2.0.0"/>
             <unit id="org.adoptopenjdk.jemmy-browser" version="2.0.0"/>
diff --git a/releng/platform-definitions/platform-definition-2025-09/platform-definition-2025-09.target b/releng/platform-definitions/platform-definition-2025-09/platform-definition-2025-09.target
index 69de27b739..d54aae4548 100644
--- a/releng/platform-definitions/platform-definition-2025-09/platform-definition-2025-09.target
+++ b/releng/platform-definitions/platform-definition-2025-09/platform-definition-2025-09.target
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!--
-   Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -38,7 +38,7 @@
             <unit id="org.eclipse.angus.jakarta.mail" version="2.0.3"/>
             <unit id="angus-activation" version="2.0.2"/>
             <unit id="org.owasp.encoder" version="1.2.3"/>
-            <unit id="lz4-java" version="1.8.0"/>
+            <unit id="lz4-java" version="1.10.2"/>
             <unit id="org.hdrhistogram.HdrHistogram" version="2.2.2"/>
             <unit id="org.adoptopenjdk.jemmy-awt-input" version="2.0.0"/>
             <unit id="org.adoptopenjdk.jemmy-browser" version="2.0.0"/>
diff --git a/releng/third-party/pom.xml b/releng/third-party/pom.xml
index fed65a8cde..06a750af67 100644
--- a/releng/third-party/pom.xml
+++ b/releng/third-party/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-   Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2018, 2026, Oracle and/or its affiliates. All rights reserved.
 
    DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 
@@ -56,7 +56,7 @@
 		<jakarta.activation.version>2.1.3</jakarta.activation.version>
 		<osgi-resource-locator.version>1.0.3</osgi-resource-locator.version>
 		<owasp.encoder.version>1.2.3</owasp.encoder.version>
-		<lz4.version>1.8.0</lz4.version>
+		<lz4.version>1.10.2</lz4.version>
 		<hdrhistogram.version>2.2.2</hdrhistogram.version>
 		<jemmy.version>2.0.0</jemmy.version>
 		<jetty.version>12.1.0</jetty.version>
@@ -104,7 +104,7 @@
 									<id>org.owasp.encoder:encoder:${owasp.encoder.version}</id>
 								</artifact>
 								<artifact>
-									<id>org.lz4:lz4-java:${lz4.version}</id>
+									<id>at.yawk.lz4:lz4-java:${lz4.version}</id>
 								</artifact>
 								<artifact>
 									<id>org.hdrhistogram:HdrHistogram:${hdrhistogram.version}</id>