diff --git a/Pinnacle/src/main/java/com/cfive/pinnacle/controller/permission/UserController.java b/Pinnacle/src/main/java/com/cfive/pinnacle/controller/permission/UserController.java
index 971d0af..e09f11d 100644
--- a/Pinnacle/src/main/java/com/cfive/pinnacle/controller/permission/UserController.java
+++ b/Pinnacle/src/main/java/com/cfive/pinnacle/controller/permission/UserController.java
@@ -5,6 +5,7 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.cfive.pinnacle.entity.permission.User;
 import com.cfive.pinnacle.entity.common.ResponseCode;
 import com.cfive.pinnacle.entity.common.ResponseResult;
+import com.cfive.pinnacle.exception.DataValidationFailedException;
 import com.cfive.pinnacle.service.permission.IUserService;
 import com.cfive.pinnacle.utils.WebUtil;
 import io.swagger.v3.oas.annotations.Operation;
@@ -41,6 +42,23 @@ public class UserController {
         return ResponseResult.databaseSelectSuccess(userService.getInfo());
     }
 
+    @PutMapping("/passwd")
+    @Operation(summary = "修改密码")
+    public ResponseResult<?> modifyPasswd(String password) {
+        if (password == null) {
+            throw new DataValidationFailedException();
+        }
+        password = password.trim();
+        if (password.isBlank() || password.length() < 8 || password.length() > 64) {
+            throw new DataValidationFailedException();
+        }
+        if (userService.modifyPasswd(password)) {
+            return ResponseResult.databaseUpdateSuccess(null);
+        } else {
+            return ResponseResult.build(ResponseCode.DATABASE_UPDATE_ERROR, "error", null);
+        }
+    }
+
     @GetMapping("/affair")
     @PreAuthorize("hasAnyAuthority('affair:self:add')")
     @Operation(summary = "获取拥有审批权限的用户")
diff --git a/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/IUserService.java b/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/IUserService.java
index a0c8f64..a3022c7 100644
--- a/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/IUserService.java
+++ b/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/IUserService.java
@@ -18,6 +18,8 @@ public interface IUserService extends IService<User> {
 
     User getInfo();
 
+    boolean modifyPasswd(String passwd);
+
     List<User> getAffairUser();
 
     List<User> getDepartmentUser();
diff --git a/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/impl/UserServiceImpl.java b/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/impl/UserServiceImpl.java
index f550a81..a3ccc49 100644
--- a/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/impl/UserServiceImpl.java
+++ b/Pinnacle/src/main/java/com/cfive/pinnacle/service/permission/impl/UserServiceImpl.java
@@ -75,6 +75,13 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements IU
         return WebUtil.getLoginUser().getUser();
     }
 
+    @Override
+    public boolean modifyPasswd(String passwd) {
+        String encryptedPassword = passwordEncoder.encode(passwd);
+        User user = new User().setId(WebUtil.getLoginUser().getUser().getId()).setPasswd(encryptedPassword);
+        return userMapper.updateById(user) == 1;
+    }
+
     @Override
     public List<User> getAffairUser() {
         return userMapper.getAllAffairUser();