diff --git a/dashboard/public/translation/en.json b/dashboard/public/translation/en.json
index e48fa458e..53563cdcb 100644
--- a/dashboard/public/translation/en.json
+++ b/dashboard/public/translation/en.json
@@ -1687,5 +1687,8 @@
     },
     "server": {
         "title": "Server"
+    },
+    "communityapp": {
+        "installwarning": "Community apps are not reviewed by Cloudron. Only install apps from trusted developers. Third-party code can compromise your system."
     }
 }
diff --git a/dashboard/src/components/CommunityAppDialog.vue b/dashboard/src/components/CommunityAppDialog.vue
index 35d075395..117d24691 100644
--- a/dashboard/src/components/CommunityAppDialog.vue
+++ b/dashboard/src/components/CommunityAppDialog.vue
@@ -71,6 +71,8 @@ defineExpose({
       <fieldset :disabled="busy">
         <input type="submit" style="display: none;" />
 
+        <div class="warning-label">{{ $t('communityapp.installwarning') }}</div>
+
         <FormGroup>
           <label for="urlInput">CloudronVersions.json URL</label>
           <TextInput id="urlInput" v-model="versionsUrl" required placeholder="https://example.com/CloudronVersions.json"/>