Misc organization fixes (#6867)

src/api/core/ciphers.rs

@@ -715,9 +715,13 @@ async fn put_cipher_partial(
     let data: PartialCipherData = data.into_inner();
 
     let Some(cipher) = Cipher::find_by_uuid(&cipher_id, &conn).await else {
-        err!("Cipher doesn't exist")
+        err!("Cipher does not exist")
     };
 
+    if !cipher.is_accessible_to_user(&headers.user.uuid, &conn).await {
+        err!("Cipher does not exist", "Cipher is not accessible for the current user")
+    }
+
     if let Some(ref folder_id) = data.folder_id {
         if Folder::find_by_uuid_and_user(folder_id, &headers.user.uuid, &conn).await.is_none() {
             err!("Invalid folder", "Folder does not exist or belongs to another user");