Server-Side Request Forgery (CWE-918) in Kibana allows authenticated users with connector management privileges to bypass the operator-configured connection allowlist. By configuring a Webhook connector with a crafted target, an attacker can cause Kibana to issue outbound requests to destinations that the egress restriction controls were intended to block.
{
"severity": "High",
"cpes": [
"cpe:2.3:a:elasticsearch:kibana:*:*:*:*:*:node.js:*:*"
]
}