diff --git a/gradle.properties b/gradle.properties
index 3a17ce93c0..8f25978e9b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -44,7 +44,7 @@ buildFromSource=true
 
 # The default version for LabKey artifacts that are built or that we depend on.
 # override in an individual module's gradle.properties file as necessary 
-labkeyVersion=26.4.0
+labkeyVersion=26.4.1
 labkeyClientApiVersion=7.2.0
 
 # Version numbers for the various binary artifacts that are included when
@@ -266,8 +266,8 @@ modelContextProtocolVersion=1.1.1
 
 mssqlJdbcVersion=13.2.1.jre11
 
-# Netty - transitive dependency via azure-core-http-netty; force for CVE-2025-67735
-nettyVersion=4.2.8.Final
+# Netty - transitive dependency via azure-core-http-netty; force for CVE-2026-33871, CVE-2026-33870
+nettyVersion=4.2.12.Final
 # Reactor - transitive dependency via azure-core; force for version consistency across modules
 reactorCoreVersion=3.8.1