diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysDeptController.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysDeptController.java
index 45a277b7..8b6a564f 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysDeptController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysDeptController.java
@@ -75,6 +75,7 @@ public class SysDeptController extends BaseController
     @GetMapping(value = "/{deptId}")
     public AjaxResult getInfo(@PathVariable Long deptId)
     {
+        deptService.checkDeptDataScope(deptId);
         return AjaxResult.success(deptService.selectDeptById(deptId));
     }
 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysRoleController.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysRoleController.java
index 83017241..3c75107c 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysRoleController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysRoleController.java
@@ -69,6 +69,7 @@ public class SysRoleController extends BaseController
     @GetMapping(value = "/{roleId}")
     public AjaxResult getInfo(@PathVariable Long roleId)
     {
+        roleService.checkRoleDataScope(roleId);
         return AjaxResult.success(roleService.selectRoleById(roleId));
     }
 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysUserController.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysUserController.java
index ce736109..753b5ab7 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysUserController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/controller/SysUserController.java
@@ -172,6 +172,7 @@ public class SysUserController extends BaseController
     @GetMapping(value = { "/", "/{userId}" })
     public AjaxResult getInfo(@PathVariable(value = "userId", required = false) Long userId)
     {
+        userService.checkUserDataScope(userId);
         AjaxResult ajax = AjaxResult.success();
         List<SysRole> roles = roleService.selectRoleAll();
         ajax.put("roles", SysUser.isAdmin(userId) ? roles : roles.stream().filter(r -> !r.isAdmin()).collect(Collectors.toList()));
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysDeptService.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysDeptService.java
index ee644106..ebdfbe4b 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysDeptService.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysDeptService.java
@@ -84,6 +84,13 @@ public interface ISysDeptService
      */
     public String checkDeptNameUnique(SysDept dept);
 
+    /**
+     * 校验部门是否有数据权限
+     * 
+     * @param deptId 部门id
+     */
+    public void checkDeptDataScope(Long deptId);
+
     /**
      * 新增保存部门信息
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysRoleService.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysRoleService.java
index 2b5a83f2..610420de 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysRoleService.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysRoleService.java
@@ -82,6 +82,13 @@ public interface ISysRoleService
      */
     public void checkRoleAllowed(SysRole role);
 
+    /**
+     * 校验角色是否有数据权限
+     * 
+     * @param roleId 角色id
+     */
+    public void checkRoleDataScope(Long roleId);
+
     /**
      * 通过角色ID查询角色使用数量
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
index fcb7c830..f8962681 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserService.java
@@ -97,6 +97,13 @@ public interface ISysUserService
      */
     public void checkUserAllowed(SysUser user);
 
+    /**
+     * 校验用户是否有数据权限
+     * 
+     * @param userId 用户id
+     */
+    public void checkUserDataScope(Long userId);
+
     /**
      * 新增用户信息
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
index 6d89724a..4a726f2e 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
@@ -9,10 +9,13 @@ import org.springframework.stereotype.Service;
 import com.ruoyi.common.core.constant.UserConstants;
 import com.ruoyi.common.core.exception.ServiceException;
 import com.ruoyi.common.core.text.Convert;
+import com.ruoyi.common.core.utils.SecurityUtils;
+import com.ruoyi.common.core.utils.SpringUtils;
 import com.ruoyi.common.core.utils.StringUtils;
 import com.ruoyi.common.datascope.annotation.DataScope;
 import com.ruoyi.system.api.domain.SysDept;
 import com.ruoyi.system.api.domain.SysRole;
+import com.ruoyi.system.api.domain.SysUser;
 import com.ruoyi.system.domain.vo.TreeSelect;
 import com.ruoyi.system.mapper.SysDeptMapper;
 import com.ruoyi.system.mapper.SysRoleMapper;
@@ -171,6 +174,26 @@ public class SysDeptServiceImpl implements ISysDeptService
         return UserConstants.UNIQUE;
     }
 
+    /**
+     * 校验部门是否有数据权限
+     * 
+     * @param deptId 部门id
+     */
+    @Override
+    public void checkDeptDataScope(Long deptId)
+    {
+        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
+        {
+            SysDept dept = new SysDept();
+            dept.setDeptId(deptId);
+            List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
+            if (StringUtils.isEmpty(depts))
+            {
+                throw new ServiceException("没有权限访问部门数据！");
+            }
+        }
+    }
+
     /**
      * 新增保存部门信息
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysRoleServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysRoleServiceImpl.java
index 16fcb085..840b3d0b 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysRoleServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysRoleServiceImpl.java
@@ -10,10 +10,12 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import com.ruoyi.common.core.constant.UserConstants;
 import com.ruoyi.common.core.exception.ServiceException;
+import com.ruoyi.common.core.utils.SecurityUtils;
 import com.ruoyi.common.core.utils.SpringUtils;
 import com.ruoyi.common.core.utils.StringUtils;
 import com.ruoyi.common.datascope.annotation.DataScope;
 import com.ruoyi.system.api.domain.SysRole;
+import com.ruoyi.system.api.domain.SysUser;
 import com.ruoyi.system.domain.SysRoleDept;
 import com.ruoyi.system.domain.SysRoleMenu;
 import com.ruoyi.system.domain.SysUserRole;
@@ -187,6 +189,26 @@ public class SysRoleServiceImpl implements ISysRoleService
         }
     }
 
+    /**
+     * 校验角色是否有数据权限
+     * 
+     * @param roleId 角色id
+     */
+    @Override
+    public void checkRoleDataScope(Long roleId)
+    {
+        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
+        {
+            SysRole role = new SysRole();
+            role.setRoleId(roleId);
+            List<SysRole> roles = SpringUtils.getAopProxy(this).selectRoleList(role);
+            if (StringUtils.isEmpty(roles))
+            {
+                throw new ServiceException("没有权限访问角色数据！");
+            }
+        }
+    }
+
     /**
      * 通过角色ID查询角色使用数量
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
index 06860e0b..b83d6859 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
@@ -10,6 +10,7 @@ import org.springframework.transaction.annotation.Transactional;
 import com.ruoyi.common.core.constant.UserConstants;
 import com.ruoyi.common.core.exception.ServiceException;
 import com.ruoyi.common.core.utils.SecurityUtils;
+import com.ruoyi.common.core.utils.SpringUtils;
 import com.ruoyi.common.core.utils.StringUtils;
 import com.ruoyi.common.datascope.annotation.DataScope;
 import com.ruoyi.system.api.domain.SysRole;
@@ -227,6 +228,26 @@ public class SysUserServiceImpl implements ISysUserService
         }
     }
 
+    /**
+     * 校验用户是否有数据权限
+     * 
+     * @param userId 用户id
+     */
+    @Override
+    public void checkUserDataScope(Long userId)
+    {
+        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
+        {
+            SysUser user = new SysUser();
+            user.setUserId(userId);
+            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
+            if (StringUtils.isEmpty(users))
+            {
+                throw new ServiceException("没有权限访问用户数据！");
+            }
+        }
+    }
+
     /**
      * 新增保存用户信息
      * 
diff --git a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
index e3930a98..3f40fb1b 100644
--- a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
+++ b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
@@ -30,6 +30,9 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	<select id="selectDeptList" parameterType="SysDept" resultMap="SysDeptResult">
         <include refid="selectDeptVo"/>
         where d.del_flag = '0'
+		<if test="deptId != null and deptId != 0">
+			AND dept_id = #{deptId}
+		</if>
         <if test="parentId != null and parentId != 0">
 			AND parent_id = #{parentId}
 		</if>
@@ -66,14 +69,14 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	
 	<select id="hasChildByDeptId" parameterType="Long" resultType="int">
 		select count(1) from sys_dept
-		where del_flag = '0' and parent_id = #{deptId}
+		where del_flag = '0' and parent_id = #{deptId} limit 1
 	</select>
 	
 	<select id="selectChildrenDeptById" parameterType="Long" resultMap="SysDeptResult">
 		select * from sys_dept where find_in_set(#{deptId}, ancestors)
 	</select>
 	
-	<select id="selectNormalChildrenDeptById" parameterType="Long" resultType="java.lang.Integer">
+	<select id="selectNormalChildrenDeptById" parameterType="Long" resultType="int">
 		select count(*) from sys_dept where status = 0 and del_flag = '0' and find_in_set(#{deptId}, ancestors)
 	</select>
 	
diff --git a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysRoleMapper.xml b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysRoleMapper.xml
index 7e3ab1ec..c26cfe5a 100644
--- a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysRoleMapper.xml
+++ b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysRoleMapper.xml
@@ -33,6 +33,9 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     <select id="selectRoleList" parameterType="SysRole" resultMap="SysRoleResult">
 		<include refid="selectRoleVo"/>
 		where r.del_flag = '0'
+		<if test="roleId != null and roleId != 0">
+			AND r.role_id = #{roleId}
+		</if>
 		<if test="roleName != null and roleName != ''">
 			AND r.role_name like concat('%', #{roleName}, '%')
 		</if>
diff --git a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
index 9dddd39b..4a095a6f 100644
--- a/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
+++ b/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
@@ -59,6 +59,9 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		select u.user_id, u.dept_id, u.nick_name, u.user_name, u.email, u.avatar, u.phonenumber, u.password, u.sex, u.status, u.del_flag, u.login_ip, u.login_date, u.create_by, u.create_time, u.remark, d.dept_name, d.leader from sys_user u
 		left join sys_dept d on u.dept_id = d.dept_id
 		where u.del_flag = '0'
+		<if test="userId != null and userId != 0">
+			AND u.user_id = #{userId}
+		</if>
 		<if test="userName != null and userName != ''">
 			AND u.user_name like concat('%', #{userName}, '%')
 		</if>