This confirms what I already thought, it seems it's getting harder and harder to successfully hack browsers like Firefox, Chrome and Edge.
Attackers Pick Microsoft Office for Zero-Day Exploits https://www.infosecurity-magazine.com/news/attackers-pick-microsoft-office/
If you use the appropriate ASR rules or other various methods to lock down your MS Office apps, these exploits will be stopped.
An Up-to-Date Browser Should Keep Users Safe From Most Exploit Kits https://www.bleepingcomputer.com/ne...hould-keep-users-safe-from-most-exploit-kits/
Exploit Kit Creators Target Oft-Forgotten Vulnerabilities https://securityintelligence.com/news/exploit-kit-creators-target-oft-forgotten-vulnerabilities/