diff --git a/packages/components/nodes/tools/MCP/core.ts b/packages/components/nodes/tools/MCP/core.ts
index 36a26608909..6b6c447292b 100644
--- a/packages/components/nodes/tools/MCP/core.ts
+++ b/packages/components/nodes/tools/MCP/core.ts
@@ -246,7 +246,7 @@ export const validateCommandInjection = (args: string[]): void => {
 }
 
 export const validateEnvironmentVariables = (env: Record<string, any>): void => {
-    const dangerousEnvVars = ['PATH', 'LD_LIBRARY_PATH', 'DYLD_LIBRARY_PATH']
+    const dangerousEnvVars = ['PATH', 'LD_LIBRARY_PATH', 'DYLD_LIBRARY_PATH', 'NODE_OPTIONS']
 
     for (const [key, value] of Object.entries(env)) {
         if (dangerousEnvVars.includes(key)) {
diff --git a/packages/server/src/utils/index.ts b/packages/server/src/utils/index.ts
index f0b1b35df08..f8b228e0c08 100644
--- a/packages/server/src/utils/index.ts
+++ b/packages/server/src/utils/index.ts
@@ -1189,10 +1189,7 @@ export const replaceInputsWithConfig = (
                     continue
                 }
             } else {
-                // Skip if it is an override "files" input, such as pdfFile, txtFile, etc
-                if (typeof overrideConfig[config] === 'string' && overrideConfig[config].includes('FILE-STORAGE::')) {
-                    // pass
-                } else if (!isParameterEnabled(flowNodeData.label, config)) {
+                if (!isParameterEnabled(flowNodeData.label, config)) {
                     // Only proceed if the parameter is enabled
                     continue
                 }