From 7a1e4d28aaf04fbd919efb86dd481a9900f569fb Mon Sep 17 00:00:00 2001
From: Louis Shawn <louis.shawn@qq.com>
Date: Tue, 3 Mar 2026 15:47:42 +0800
Subject: [PATCH] fix(common): close input stream when loading single
 properties file

---
 .../java/org/apache/dubbo/common/utils/ConfigUtils.java     | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ConfigUtils.java b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ConfigUtils.java
index 796b98965ef..1dd727ec61d 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ConfigUtils.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ConfigUtils.java
@@ -257,8 +257,10 @@ public static Properties loadProperties(
             }
 
             // fall back to use method getResourceAsStream
-            try {
-                properties.load(ClassUtils.getClassLoader().getResourceAsStream(fileName));
+            try (InputStream input = ClassUtils.getClassLoader().getResourceAsStream(fileName)) {
+                if (input != null) {
+                    properties.load(input);
+                }
             } catch (Throwable e) {
                 logger.warn(
                         COMMON_IO_EXCEPTION,