description: In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully crafted username could impersonate another user and gain their permissions on a replicated request to another node.
problem types: Escalation of Privilege
affected:
{
product: Apache NiFi
vendor: Apache Software Foundation
versions:
status: affected, version: 0.7.0
status: affected, version: 0.7.1
status: affected, version: 1.1.0
status: affected, version: 1.1.1
}