Prior to Logstash version 5.0.1, Elasticsearch Output plugin when updating connections after sniffing, would log to file HTTP basic auth credentials.
{
"cwe_ids": [
"CWE-200"
],
"github_reviewed_at": "2023-07-28T21:30:09Z",
"github_reviewed": true,
"nvd_published_at": "2017-06-16T21:29:00Z",
"severity": "MODERATE"
}