Update changelog

docs/changelog.rst

@@ -185,6 +185,10 @@ Detailed list of changes
 
 - Wayland: Fix regression in previous release that broke drag and drop on Plasma (:iss:`10284`)
 
+- ssh kitten: Fix a rare crash when showing a large diff due to incorrect locking when highlighting
+
+- Allow the private DCS kitty-echo escape code to only echo numbers
+
 
 0.48.1 [2026-07-24]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

kitty/window.py

@@ -1723,8 +1723,8 @@ class Window:
         data = base64_decode(msg)
         if re.match(rb'\d+$', data) is None:
             log_error(f'Invalid echo message received from client: {data!r}')
-            return
-        self.write_to_child(data)
+        else:
+            self.write_to_child(data)
 
     def handle_remote_ssh(self, msg: memoryview) -> None:
         from kittens.ssh.utils import get_ssh_data