Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP authorization headers which could contain sensitive information.
{
"github_reviewed": true,
"cwe_ids": [
"CWE-200"
],
"github_reviewed_at": "2023-07-28T20:52:56Z",
"nvd_published_at": "2017-06-16T21:29:00Z",
"severity": "HIGH"
}