Curl released a new version 7.52.1 fixing one vulnerability [1].
Airlock WAF is not affected.
Details:
CVE-2016-9594: The vulnerability was introduced in libcurl version 7.52.0. A bad random value is generated and used for Digest and NTLM authentication. Airlock WAF is not affected because the vulnerable libcurl version is not being used.
no action required