Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.
Tomahawk auth timing attack due to usage of `strcmp` has been identified in Hiawatha webserver version 11.7 which allows a local attacker to access the management client.
THREATIST.IORead the docs