diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49d70ff0f..649763ab4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 ### Security
 - Updated base Docker image packages to address CVE-2025-68973 (HIGH severity) in gpgv package
 - Docker images now apply all available security updates during build
+- Updated jackson dependencies to 2.21.1
 
 ### Features Added
 - Update Netty to 4.2.9.Final
diff --git a/gradle/versions.gradle b/gradle/versions.gradle
index 89415e254..d5441a126 100644
--- a/gradle/versions.gradle
+++ b/gradle/versions.gradle
@@ -22,8 +22,8 @@ dependencyManagement {
 
   dependencies {
     dependency 'com.google.code.findbugs:jsr305:3.0.2'
-    dependency 'com.fasterxml.jackson.core:jackson-databind:2.20.0'
-    dependency 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:2.20.0'
+    dependency 'com.fasterxml.jackson.core:jackson-databind:2.21.1'
+    dependency 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:2.21.1'
 
     dependencySet(group: 'com.google.errorprone', version: '2.42.0') {
       entry 'error_prone_annotation'