Elastic Stack 6.8.9 and 7.7.0 security update

Kibana upgrade assistant prototype pollution flaw ESA-2020-05 Kibana versions between 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2 contain a prototype pollution flaw in the Upgrade Assistant. An authenticated attacker with privileges to write to the Kibana index could insert data that would cause Kibana to...