Releases Security Updates for Firefox, Firefox ESR & Thunderbird (10th November, 2020)

Ref# Mozilla | Date: Nov 12th 2020


Mozilla has published security advisories, highlighting vulnerabilities in Firefox, Firefox ESR and Thunderbird on 10th November, 2020. It is recommended that you take the necessary precautions by ensuring your products are always updated.

  • Firefox 82.0.3
  • Firefox ESR 78.4.1
  • Thunderbird 78.4.2

For more information on these Mozilla updates you can follow this URL:

The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.


  • Mozilla releases security updates (10th November, 2020). Retrieved form US-Cert


  • Mozilla releases security updates (10th November, 2020). Retrieved from MS-ISAC