diff --git a/functions/check-client/GearFlow.Lambda.CheckClient.csproj b/functions/check-client/GearFlow.Lambda.CheckClient.csproj
index e8a2b16..3d89971 100644
--- a/functions/check-client/GearFlow.Lambda.CheckClient.csproj
+++ b/functions/check-client/GearFlow.Lambda.CheckClient.csproj
@@ -13,9 +13,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Amazon.Lambda.Core" Version="2.5.0" />
-    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.4" />
-    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.1" />
+    <PackageReference Include="Amazon.Lambda.Core" Version="2.8.1" />
+    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.5" />
+    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.3" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/functions/generate-token/GearFlow.Lambda.GenerateToken.csproj b/functions/generate-token/GearFlow.Lambda.GenerateToken.csproj
index 812cb0a..87fc78b 100644
--- a/functions/generate-token/GearFlow.Lambda.GenerateToken.csproj
+++ b/functions/generate-token/GearFlow.Lambda.GenerateToken.csproj
@@ -13,12 +13,12 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Amazon.Lambda.Core" Version="2.5.0" />
-    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.4" />
-    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.1" />
+    <PackageReference Include="Amazon.Lambda.Core" Version="2.8.1" />
+    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.5" />
+    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.3" />
     <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.22.0" />
     <!-- Pin: CVE-2026-26127 (transitivo via IdentityModel); patched >= 9.0.14 -->
-    <PackageReference Include="Microsoft.Bcl.Memory" Version="9.0.14" />
+    <PackageReference Include="Microsoft.Bcl.Memory" Version="9.0.20" />
   </ItemGroup>
 
 </Project>
diff --git a/functions/validate-cpf/GearFlow.Lambda.ValidateCpf.csproj b/functions/validate-cpf/GearFlow.Lambda.ValidateCpf.csproj
index 9f8b2a1..28fa121 100644
--- a/functions/validate-cpf/GearFlow.Lambda.ValidateCpf.csproj
+++ b/functions/validate-cpf/GearFlow.Lambda.ValidateCpf.csproj
@@ -13,9 +13,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Amazon.Lambda.Core" Version="2.5.0" />
-    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.4" />
-    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.1" />
+    <PackageReference Include="Amazon.Lambda.Core" Version="2.8.1" />
+    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.5" />
+    <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.3" />
   </ItemGroup>
 
 </Project>