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python · python-socketioCritical

python-socketio server restricts binary packets to authenticated clients

python-socketio server now only accepts binary packets from authenticated clients and deletes partial binary messages when a client disconnects.

27 Jun 2026Read 1 minSeverity: act now

What changed

python-socketio server now only accepts binary packets from authenticated clients and deletes partial binary messages when a client disconnects.

Who it affects

All users of python-socketio server versions prior to 5.16.2.

What to do today

Upgrade to python-socketio version 5.16.2 or later.

The trail
Collected Audited Written Published