On October 25, the development team said that in early June, Firefox discovered add-ons that were misusing the browser's proxy API, used by software to manage how the browser connects to the internet.

Mozilla blocked malicious Firefox add-ons installed by roughly 455,000 users after discovering in early June that they were abusing the proxy API to block Firefox updates. The add-ons (named Bypass ...

What just happened? Mozilla's security blog announced this week that it discovered some add-ons were acting maliciously and that it decided to block them. The company estimates some 455,000 users ...