The popular open source project, 'ip' had its GitHub repository archived, or made "read-only" by its developer as a result of a dubious CVE report filed for his project. Unfortunately, open-source developers have recently been met with an uptick in debatable or outright bogus CVEs filed for their projects.
Security related issues should go through responsible disclosure and it’s up to the maintainer to provide such a process or the recently flurry of “opportunistic whitehats” will continue to spam your issues and require triaging…
Github provides a process for this under the “Security” tab: https://github.com/ether/etherpad-lite/security as an example…
I find that by having a documented process it filters out a decent amount of time wasters.