diff --git a/GAE/pom.xml b/GAE/pom.xml
index d65bf3164b..701d8b6c6c 100644
--- a/GAE/pom.xml
+++ b/GAE/pom.xml
@@ -24,7 +24,7 @@
     <maven.compiler.showDeprecation>false</maven.compiler.showDeprecation>
     <archiveClasses>true</archiveClasses>
     <spring.version>5.3.20</spring.version>
-    <spring.security.version>5.6.4</spring.security.version>
+    <spring.security.version>5.6.12</spring.security.version>
     <appengine.sdk.version>1.9.77</appengine.sdk.version>
     <jackson.version>2.12.6</jackson.version>
     <junit.jupiter.version>5.4.0</junit.jupiter.version>