In a method for estimating a severity of a current security incident reported by a customer for the customer's computer system, a processor receives from one or more administrators for a plurality of prior security incidents reported by the customer, identifications of a respective plurality of actual severities for the plurality of prior security incidents. The processor estimates, based in part on the plurality of identified actual severities of the prior security incidents, a severity of the current security incident. The processor reports the estimated severity for the current security incident.