Wait, what?! I had no idea

If you're hesitant to throw away the cream cheese, consider using it in cooked dishes where it will be heated to a safe temperature, such as in baked goods or sauces. Cooking can kill some bacteria, but this is not a foolproof method, and caution should still be exercised.
Preventive Measures for Future Incidents
To prevent future incidents, establish a routine of checking the kitchen before bed to ensure all perishables are properly stored. Consider labeling food items with reminders of their storage requirements. Communication with roommates about food safety practices can also help avoid similar situations.
Conclusion: Making an Informed Decision
Ultimately, deciding whether to keep or discard cream cheese left out overnight involves weighing the risks and benefits. While it might be tempting to salvage it, the potential health risks often outweigh the cost of replacement. By understanding food safety principles and recognizing spoilage signs, you can make informed decisions that prioritize your health and well-being.