diff --git a/public/index.html b/public/index.html
index f729840..10b2ba8 100644
--- a/public/index.html
+++ b/public/index.html
@@ -5,7 +5,7 @@
 	<meta charset="UTF-8" />
 	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 	<meta http-equiv="X-UA-Compatible" content="ie=edge" />
-	<title>COOL-AMIND 一个很酷的后台权限管理系统</title>
+	<title>COOL-ADMIN 一个很酷的后台权限管理系统</title>
 	<meta name="keywords" content="cool-admin，后台管理系统，vue，element-ui，nodejs" />
 	<meta name="description" content="element-ui、midway.js、mysql、redis、node.js、前后端分离、权限管理、快速开发， COOL-AMIND 一个很酷的后台权限管理系统" />
 	<link rel="stylesheet" href="css/welcome.css">
diff --git a/src/modules/base/service/sys/log.ts b/src/modules/base/service/sys/log.ts
index 8695c92..e2e4195 100644
--- a/src/modules/base/service/sys/log.ts
+++ b/src/modules/base/service/sys/log.ts
@@ -53,8 +53,8 @@ export class BaseSysLogService extends BaseService {
     }
     const keepDay = await this.baseSysConfService.getValue('logKeep');
     if (keepDay) {
-      const beforeDate = moment().add(-keepDay, 'days').startOf('day').toDate();
-      await this.baseSysLogEntity.delete({ createTime: LessThan(beforeDate) });
+      const beforeDate = moment().add(-keepDay, 'days').startOf('day').format('YYYY-MM-DD HH:mm:ss');
+      await this.baseSysLogEntity.createQueryBuilder().delete().where('createTime < :beforeDate', { beforeDate }).execute();
     } else {
       await this.baseSysLogEntity.clear();
     }
diff --git a/src/modules/plugin/hooks/upload/index.ts b/src/modules/plugin/hooks/upload/index.ts
index effb4b7..72a9c4c 100644
--- a/src/modules/plugin/hooks/upload/index.ts
+++ b/src/modules/plugin/hooks/upload/index.ts
@@ -12,6 +12,49 @@ import { pUploadPath } from '../../../../comm/path';
  * 文件上传
  */
 export class CoolPlugin extends BasePluginHook implements BaseUpload {
+  /**
+   * 验证路径安全性，防止路径遍历攻击
+   * @param userInput 用户输入的文件名或路径
+   * @returns 安全的文件名
+   */
+  private sanitizePath(userInput: string): string {
+    if (!userInput) {
+      return '';
+    }
+    // 检查是否包含路径遍历字符
+    if (
+      userInput.includes('..') ||
+      userInput.includes('./') ||
+      userInput.includes('.\\') ||
+      userInput.includes('\\') ||
+      userInput.includes('//') ||
+      userInput.includes('\0') ||
+      /^[a-zA-Z]:/.test(userInput) || // Windows绝对路径
+      userInput.startsWith('/')
+    ) {
+      throw new CoolCommException('非法的文件路径');
+    }
+    // 规范化路径后再次检查
+    const normalized = path.normalize(userInput);
+    if (normalized.includes('..') || normalized.startsWith('/')) {
+      throw new CoolCommException('非法的文件路径');
+    }
+    return normalized;
+  }
+
+  /**
+   * 验证最终路径是否在允许的目录内
+   * @param targetPath 目标路径
+   * @param basePath 基础路径
+   */
+  private validateTargetPath(targetPath: string, basePath: string): void {
+    const resolvedTarget = path.resolve(targetPath);
+    const resolvedBase = path.resolve(basePath);
+    if (!resolvedTarget.startsWith(resolvedBase + path.sep)) {
+      throw new CoolCommException('文件路径超出允许范围');
+    }
+  }
+
   /**
    * 获得上传模式
    * @returns
@@ -38,27 +81,40 @@ export class CoolPlugin extends BasePluginHook implements BaseUpload {
    */
   async downAndUpload(url: string, fileName?: string) {
     const { domain } = this.pluginInfo.config;
+    const basePath = pUploadPath();
+    const dateDir = moment().format('YYYYMMDD');
+
     // 从url获取扩展名
     const extend = path.extname(fileName ? fileName : url);
+
+    // 验证文件名安全性
+    let safeFileName: string;
+    if (fileName) {
+      safeFileName = this.sanitizePath(fileName);
+      // 只取文件名部分，去除可能的子目录
+      safeFileName = path.basename(safeFileName);
+    } else {
+      safeFileName = uuid() + extend;
+    }
+
     const download = require('download');
     // 数据
     const data = url.includes('http')
       ? await download(url)
       : fs.readFileSync(url);
+
     // 创建文件夹
-    const dirPath = path.join(pUploadPath(), `${moment().format('YYYYMMDD')}`);
+    const dirPath = path.join(basePath, dateDir);
     if (!fs.existsSync(dirPath)) {
       fs.mkdirSync(dirPath, { recursive: true });
     }
-    const uuidStr = uuid();
-    const name = `${moment().format('YYYYMMDD')}/${
-      fileName ? fileName : uuidStr + extend
-    }`;
-    fs.writeFileSync(
-      `${dirPath}/${fileName ? fileName : uuid() + extend}`,
-      data
-    );
-    return `${domain}/upload/${name}`;
+
+    const targetPath = path.join(dirPath, safeFileName);
+    // 验证最终路径
+    this.validateTargetPath(targetPath, basePath);
+
+    fs.writeFileSync(targetPath, data);
+    return `${domain}/upload/${dateDir}/${safeFileName}`;
   }
 
   /**
@@ -68,21 +124,28 @@ export class CoolPlugin extends BasePluginHook implements BaseUpload {
    */
   async uploadWithKey(filePath: any, key: any) {
     const { domain } = this.pluginInfo.config;
+    const basePath = pUploadPath();
+    const dateDir = moment().format('YYYYMMDD');
+
+    // 验证key安全性
+    const safeKey = this.sanitizePath(key);
+
     const data = fs.readFileSync(filePath);
+
+    // 构建目标路径
+    const targetPath = path.join(basePath, dateDir, safeKey);
+    const dirPath = path.dirname(targetPath);
+
+    // 验证最终路径
+    this.validateTargetPath(targetPath, basePath);
+
     // 如果文件夹不存在则创建
-    const dirPath = path.join(
-      pUploadPath(),
-      moment().format('YYYYMMDD'),
-      path.dirname(key)
-    );
     if (!fs.existsSync(dirPath)) {
       fs.mkdirSync(dirPath, { recursive: true });
     }
-    fs.writeFileSync(
-      path.join(pUploadPath(), moment().format('YYYYMMDD'), key),
-      data
-    );
-    return `${domain}/upload/${moment().format('YYYYMMDD')}/${key}`;
+
+    fs.writeFileSync(targetPath, data);
+    return `${domain}/upload/${dateDir}/${safeKey}`;
   }
 
   /**
@@ -94,35 +157,45 @@ export class CoolPlugin extends BasePluginHook implements BaseUpload {
     const { domain } = this.pluginInfo.config;
     try {
       const { key } = ctx.fields;
-      if (
-        key &&
-        (key.includes('..') ||
-          key.includes('./') ||
-          key.includes('\\') ||
-          key.includes('//'))
-      ) {
-        throw new CoolCommException('非法的key值');
+      const basePath = pUploadPath();
+      const dateDir = moment().format('YYYYMMDD');
+
+      // 验证key安全性
+      let safeKey: string | undefined;
+      if (key) {
+        safeKey = this.sanitizePath(key);
       }
+
       if (_.isEmpty(ctx.files)) {
         throw new CoolCommException('上传文件为空');
       }
-      const basePath = pUploadPath();
 
       const file = ctx.files[0];
-      const extension = file.filename.split('.').pop();
-      const name =
-        moment().format('YYYYMMDD') + '/' + (key || `${uuid()}.${extension}`);
+      // 安全处理原始文件名
+      const originalFileName = path.basename(file.filename);
+      const extension = originalFileName.split('.').pop();
+
+      const finalName = safeKey || `${uuid()}.${extension}`;
+      const name = `${dateDir}/${finalName}`;
       const target = path.join(basePath, name);
-      const dirPath = path.join(basePath, moment().format('YYYYMMDD'));
+
+      // 验证最终路径
+      this.validateTargetPath(target, basePath);
+
+      const dirPath = path.join(basePath, dateDir);
       if (!fs.existsSync(dirPath)) {
-        fs.mkdirSync(dirPath);
+        fs.mkdirSync(dirPath, { recursive: true });
       }
+
       const data = fs.readFileSync(file.data);
       fs.writeFileSync(target, data);
       return domain + '/upload/' + name;
     } catch (err) {
       console.error(err);
-      throw new CoolCommException('上传失败' + err.message);
+      if (err instanceof CoolCommException) {
+        throw err;
+      }
+      throw new CoolCommException('上传失败: ' + err.message);
     }
   }
 }