How to Protect your Browser from ‘Bypass’ & ‘Bypass XM’ Malicious Firefox Add-ons?

Mozilla disclosed and blocked two malicious Firefox add-ons named Bypass & Bypass XM, which were found misusing the Proxy API to stop downloading the updates from Firefox. Mozilla reported that as of today, more than 55,000 users had downloaded the malicious add-ons. Let’s see how to protect your browser from Bypass & Bypass XM malicious add-ons.

What is the Impact of ‘Bypass’ & ‘Bypass XM’ Malicious Firefox Add-ons?

Firefox Versions affected by ‘Bypass’ & ‘Bypass XM’ Malicious Firefox Add-ons?

How to Protect your browser from ‘Bypass’ & ‘Bypass XM’ Malicious Firefox Add-ons?

  1. Update your Firefox browser to the latest version. Or at least above v 91.1 specific to these add-ons.
  2. Refresh your Firefox browser that will refresh your add-ons and settings.
  3. Or, Uninstall the browser, download the new version and install the newly downloaded version.

How to Update Firefox Browser?

How to Update Firefox Browser?

  1. How to update Firefox browser on Windows?

A. Click the menu button, click Help and click on the About Firefox.

B. As soon as the About Mozilla Firefox window opens. Firefox will check for updates and, if an update is available, it will be downloaded automatically by default.

C. When the download is complete, click Restart to update Firefox to update.

2. Troubleshoot Firefox update

If you have seen a problem in auto-update. Go to Settings, search for update, see if the auto-update option is selected.

How to Refresh your Firefox Browser?

, click Help and select More Troubleshooting Information.

2. Click Refresh Firefox then. Firefox will close to refresh itself.

3. After finished, a window will list your imported information. Click the Finish button. Firefox will open.

We hope this post will help you in protecting your Browser from ‘Bypass’ & ‘Bypass XM’ Malicious Firefox Add-ons. Thanks for reading this threat post. Please share this post and help to secure the digital world. Visit our social media page on Facebook, LinkedIn, Twitter, Telegram, Tumblr, & Medium and subscribe to receive updates like this.

Originally published at on October 26, 2021.

We are here to create awareness about cyber security.