Mismanagement or waste isn't the same as corruption. Corruption means deliberately lying, cheating, or acting unethically for personal gain, not just spending money poorly.
Paying their CEO $7 million is generous, but not particularly unusual for a corporation with $650m in revenue (as of 2023).
Calling it mismanagement IS corruption. What we are discussing here is known by Mozilla high-ups and board. They know their current and past CEOs are getting a huge prize for destroying Firefox and they couldn't care less. That's clearly corruption.
Paying their CEO $7 million is generous, but not particularly unusual for a corporation with $650m in revenue (as of 2023).