diff --git a/install/install.js b/install/install.js
index 8fa9203f8..0bc90507e 100644
--- a/install/install.js
+++ b/install/install.js
@@ -166,8 +166,8 @@ apt-get -qq update && apt-get -q install -y mongodb-org`, { retry: true }],
     {
         init: '正在安装沙箱 / Installing sandbox',
         operations: [
-            [`curl -fSL ${_SANDBOX_[retry % _SANDBOX_.length]} -o /usr/bin/sandbox`, { retry: true }],
-            'chmod +x /usr/bin/sandbox',
+            [`curl -fSL ${_SANDBOX_[retry % _SANDBOX_.length]} -o /usr/bin/hydro-sandbox`, { retry: true }],
+            'chmod +x /usr/bin/hydro-sandbox',
         ],
     },
     {
@@ -195,7 +195,7 @@ apt-get -qq update && apt-get -q install -y mongodb-org`, { retry: true }],
             `pm2 start "MINIO_ACCESS_KEY=${MINIO_ACCESS_KEY} MINIO_SECRET_KEY=${MINIO_SECRET_KEY} minio server /data/file" --name minio`,
             'pm2 start "mongod --auth --bind_ip 0.0.0.0" --name mongodb',
             () => sleep(1000),
-            'pm2 start sandbox',
+            'pm2 start hydro-sandbox',
             'pm2 start hydrooj',
             'pm2 startup',
             'pm2 save',
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 90a21aeec..4ff8823e3 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.28.34",
+    "version": "2.28.35",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/src/handler/problem.ts b/packages/hydrooj/src/handler/problem.ts
index 29491a40b..40c2b5634 100644
--- a/packages/hydrooj/src/handler/problem.ts
+++ b/packages/hydrooj/src/handler/problem.ts
@@ -87,7 +87,9 @@ export class ProblemMainHandler extends ProblemHandler {
                 sort = result;
             } else query.$text = { $search: q };
         }
-        if (!this.user.hasPerm(PERM.PERM_VIEW_PROBLEM_HIDDEN)) query.hidden = false;
+        if (!this.user.hasPerm(PERM.PERM_VIEW_PROBLEM_HIDDEN)) {
+            query.$or = [{ hidden: false }, { owner: this.user._id }, { maintainer: this.user._id }];
+        }
         await bus.serial('problem/list', query, this);
         // eslint-disable-next-line prefer-const
         let [pdocs, ppcount, pcount] = await paginate(
diff --git a/packages/ui-default/components/dialog/DomDialog.js b/packages/ui-default/components/dialog/DomDialog.js
index a401f143e..0487516ee 100644
--- a/packages/ui-default/components/dialog/DomDialog.js
+++ b/packages/ui-default/components/dialog/DomDialog.js
@@ -13,7 +13,7 @@ export default class DomDialog extends DOMAttachedObject {
     this.options = {
       cancelByClickingBack: false,
       cancelByEsc: false,
-      onDispatch: () => {},
+      onDispatch: () => { },
       ...options,
     };
     this._defer = null;
@@ -37,17 +37,17 @@ export default class DomDialog extends DOMAttachedObject {
       opacity: 0,
     });
     $wrap.width();
-    $wrap.transition({
-      opacity: 1,
-    }, {
-      duration: 100,
-      easing: 'easeOutCubic',
-    });
+    $wrap.transition(
+      { opacity: 1 },
+      {
+        duration: 100,
+        easing: 'easeOutCubic',
+      }
+    );
 
     const $dgContent = this.$dom.find('.dialog__content');
-    $dgContent.css({
-      scale: 0.8,
-    });
+    $dgContent.css({ scale: 0.8 });
+    $dgContent.trigger('vjContentNew');
     await $dgContent
       .transition({
         scale: 1,
diff --git a/packages/ui-default/components/media/media.page.js b/packages/ui-default/components/media/media.page.js
index c36877807..cf3f58d57 100644
--- a/packages/ui-default/components/media/media.page.js
+++ b/packages/ui-default/components/media/media.page.js
@@ -2,14 +2,19 @@ import { AutoloadPage } from 'vj/misc/Page';
 import request from 'vj/utils/request';
 
 export default new AutoloadPage('media', async () => {
-    const items = [];
-    const resolvers = [];
-    const users = $('div[data-user]');
-    users.get().forEach((ele) => {
-        items.push({ type: 'user', id: $(ele).text() });
-        resolvers.push((html) => $(ele).replaceWith($(html)));
-    });
-    if (!items.length) return;
-    const res = await request.post('/media', { items });
-    for (let i = 0; i < res.length; i++) resolvers[i](res[i]);
+    async function parseMedia($dom = $(document.body)) {
+        const items = [];
+        const resolvers = [];
+        const users = $dom.find('div[data-user]');
+        users.get().forEach((ele) => {
+            items.push({ type: 'user', id: $(ele).text() });
+            resolvers.push((html) => $(ele).replaceWith($(html)));
+        });
+        if (!items.length) return;
+        const res = await request.post('/media', { items });
+        for (let i = 0; i < res.length; i++) resolvers[i](res[i]);
+    }
+
+    await parseMedia();
+    $(document).on('vjContentNew', (e) => parseMedia($(e.target)));
 });
diff --git a/packages/ui-default/components/message/index.page.js b/packages/ui-default/components/message/index.page.js
index fef3b3747..ecb878da7 100644
--- a/packages/ui-default/components/message/index.page.js
+++ b/packages/ui-default/components/message/index.page.js
@@ -32,9 +32,10 @@ const messagePage = new AutoloadPage('messagePage', () => {
       if (msg.mdoc.flag & FLAG_ALERT) {
         // Is alert
         new InfoDialog({
+          cancelByClickingBack: false,
           $body: tpl`
             <div class="typo">
-              <p>${i18n('Message from {0}:', msg.mdoc.from)}</p>
+              ${{ templateRaw: true, html: i18n('Message from {0}:', `<div data-user>${msg.mdoc.from}</div>`) }}
               <p>${i18n(msg.mdoc.content)}</p>
             </div>`,
         }).open();
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 800beaf6d..23265d2e8 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.11.19",
+  "version": "4.11.20",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",