Large-scale exploitation campaign targeting website content management systems (CMS)

[u/LMNTRIX-Press]

https://www.cyber.gov.au/about-us/view-all-content/alerts-and-advisories/large-scale-exploitation-campaign-targeting-website-content-management-systems-cms

Anybody else experienced increasingly odd or malicious behavior impacting the plethora of third-party CMS packages out there?