Updated July 18, 2019
Mozilla has released security reports that address this issue.
Firefox ES Firefox ESR, allowed to control attackers
The process is affected.
A serious weakness in testing that is difficult to use
This kind of vulnerability is also a bit confusing for Mozilla Weld.
Recovery can lead to bullying
Accident report from June 18
Troubleshooting Firefox 67.0.3 ES with Firefox ESR running
60.7.1 Participants are invited to improve their processes.