diff --git a/backend/app/service/recycle_bin.go b/backend/app/service/recycle_bin.go
index 291ee17b4..f2842fa53 100644
--- a/backend/app/service/recycle_bin.go
+++ b/backend/app/service/recycle_bin.go
@@ -193,6 +193,12 @@ func getRecycleBinDTOFromName(filename string) (*response.RecycleBinDTO, error)
 	if err != nil {
 		return nil, err
 	}
+
+	// 添加安全检查，确保转换后的值在int类型的范围内
+	if size < math.MinInt || size > math.MaxInt {
+		return nil, fmt.Errorf("size out of int range")
+	}
+
 	deleteTime, err := strconv.ParseInt(matches[3], 10, 64)
 	if err != nil {
 		return nil, err