blackbox_exporter v0.23.0 was discovered to contain an access control issue in its probe interface. This vulnerability allows attackers to detect intranet ports and services, as well as download resources. NOTE: this is disputed by third parties because authentication can be configured.
https://github.com/prometheus/blackbox_exporter/issues/1026
https://github.com/prometheus/blackbox_exporter/issues/1025
https://github.com/prometheus/blackbox_exporter/issues/1024
https://github.com/prometheus/blackbox_exporter#tls-and-basic-authentication