Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR 64-bit

Download Firefox ESR 32-bit

Download a different build

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR
Firefox Privacy Notice
Get Mozilla VPN

Web And Services Bug Bounty Hall of Fame

On behalf of the Mozilla and the millions of people who visit our sites, use Firefox and our other products we would like to thank them for their hard work in helping to make us more secure.

As of this date, we have paid out over $4,000,000 across all of our bounties. Congratulations to everybody who has participated!

If your name is on the list incorrectly or you feel you should be on the list please feel free to mail us at security@mozilla.org.

Our Web bug bounty program has been migrated to HackerOne. Therefore, we will discontinue adding researchers on this page. Starting from May 2023, researchers will be recognized on our HackerOne Thanks page.

2023

2nd Quarter 2023

1st Quarter 2023

2022

4th Quarter 2022

3rd Quarter 2022

  • David Klein
  • Meet Narkhede
  • Mario E. Mejia
  • redparsec
  • Codermak
  • Muhammad R. Maulana
  • musicDespiteEverything
  • Irwan
  • Brandon Roldan

2nd Quarter 2022

1st Quarter 2022

2021

4th Quarter 2021

3rd Quarter 2021

2nd Quarter 2021

  • Kasper Karlsson
  • Muhammad R. Maulana
  • Leo Starcevic
  • Griffin Francis
  • musicDespiteEverything
  • Codermak
  • redparsec
  • magnus
  • Priyanshu Parihar
  • Andi Rrahmani
  • Torsten Trumm
  • Guilherme Keerok
  • Jаmes Kettle
  • Onkar Sonawane
  • RyotaK

1st Quarter 2021

2020

4th Quarter 2020

3rd Quarter 2020

2nd Quarter 2020

1st Quarter 2020

2019

4th Quarter 2019

3rd Quarter 2019

2nd Quarter 2019

1st Quarter 2019

2018

4th Quarter 2018

3rd Quarter 2018

2nd Quarter 2018

1st Quarter 2018

2017

4th Quarter 2017

3rd Quarter 2017

2nd Quarter 2017

1st Quarter 2017

2016

4th Quarter 2016

  • Yann CAM
  • Griffin Francis
  • Tooru Fujisawa
  • Kenney Lu
  • Matjaz Horvat
  • Carlos McEvilly
  • Muzammmil Abbas Kayani
  • Wladimir Palant
  • Aliaksei Panamarenka
  • Arne Swinnen

3rd Quarter 2016

2nd Quarter 2016

  • Vladimir Ivanov
  • Mohamed Chamli
  • Sergey Bobrov
  • Griffin Francis
  • Takashi Suzuki
  • Mario Gomes
  • Aleh Boitsau
  • Sergey Bobrov
  • Karim Valiev
  • Adel Afsharipour
  • Yassine Aboukir
  • Jose Carlos Exposito Bueno

1st Quarter 2016

  • Ashar Javed
  • Francisco A.
  • Griffin Francis
  • Jose Antonio Perez
  • Luca De Fulgentis
  • Mahadev Subedi
  • Muhammed Gamal
  • Paresh
  • Rafael
  • Deep Inder Singh Puri
  • seb0
  • Sergey Bobrov
  • Tom Prince
  • Wladimir Palant
  • Daniel Tomescu
  • Shahar Albeck
  • Andrew

2015

4th Quarter 2015

3rd Quarter 2015

  • Daniel Tomescu
  • Fernando Munoz
  • Francis Lalnunmawi Joute
  • Mario Gomes
  • Netanel Rubin
  • vijay kumar1
  • Yassine ABOUKIR

2nd Quarter 2015

  • Fernando Munoz
  • Harsha Boppana
  • Mario Gomes
  • Omer Iqbal
  • Yassine ABOUKIR

1st Quarter 2015

  • gschmitz
  • Muhammad Shahmeer
  • Sergey
  • Tushar Parab
  • Yassine ABOUKIR

2014

4th Quarter 2014

  • gschmitz
  • Hamza Bettache
  • Ingo Pan
  • Mazin Ahmed
  • Mohamed A. Baset

3rd Quarter 2014

  • Mario Gomes
  • Narendra Bhati
  • Netanel Rubin
  • schuenjia
  • Sergey
  • Simon Green
  • sysmox

2nd Quarter 2014

  • Andreas Wagner
  • shaheemirza
  • Antoine Delignat-Lavaud
  • Daniel Tomescu
  • Shahee Mirza
  • Umer Shakil

1st Quarter 2014

  • Dawid Czagan
  • Manish Goregaokar

2013

4th Quarter 2013

  • Jose Pino
  • Jelmer de Hen
  • Luca De Fulgentis
  • Mario Gomes
  • Mateusz Goik
  • Sergey

3rd Quarter 2013

  • gschmitz
  • James Kettle
  • Jay Turla
  • Malte Batram
  • Mahadev Subedi
  • Mateusz Goik
  • Nikhil Srivastava
  • Riaz
  • Shubham Mittal
  • Simon Green

2nd Quarter 2013

  • Siddesh Gawde
  • Frans Rosen
  • Gschmitz
  • Jack W
  • James Kettle
  • Karthik Bhargavan
  • Khavish
  • Neal Poole
  • Sergey

1st Quarter 2013

  • Andrea Santese
  • Fabian Cuchietti (0xlabs.com)
  • Fredrik N. Almroth
  • Griffin Francis
  • Marius
  • Mateusz Goik
  • Ryan Dewhurst
  • Sergey
  • Simon Rozhkov
  • Simranjeet Singh

2012

4th Quarter 2012

  • Ajay Singh Negi
  • James Kettle
  • Sergey

3rd Quarter 2012

  • chetan1
  • hristian Matthies
  • Cocking70
  • James Kettle
  • Luca De Fulgentis
  • Mario Gomes
  • Mateusz Goik
  • Michael Blake
  • Sergey
  • Siddhesh Gawde
  • Sony

2nd Quarter 2012

  • Frederic Buclin
  • Kostya Rouderfer
  • James Kettle
  • Mateusz Goik
  • Mario Gomes
  • Martin Obiols
  • Mike
  • Prajal Kulkarni
  • Riyaz Walikar
  • Sony
  • Subodh Iyengar

1st Quarter 2012

  • Andonov
  • Artur Czyz
  • Jack
  • João Lucas Melo Brasio
  • Luca De Fulgentis
  • Mario Gomes
  • Sergey
  • Soroush Dalili
  • Vaibhav Khatke

2011

4th Quarter 2011

  • Ernesto M Hermida
  • James Kettle
  • Mario Gomes
  • Marius

3rd Quarter 2011

  • Luca De Fulgentis
  • Mateusz Goik
  • Mike

2nd Quarter 2011

  • Gianni Gnesa
  • James Kettle
  • Luca De Fulgentis
  • Marius
  • Sergey
  • Simranjeet Singh

1st Quarter 2011

  • 0x5042
  • James Kettle
  • Luca De Fulgentis
  • Marius
  • Mike
  • Neal Poole
  • Nikolas Sotiriu

2010

4th Quarter 2010

  • David
  • Damon Haidary
  • Ervis Tusha
  • Flow
  • Jose A Vasquez
  • Mike
  • Neal Poole
  • Patrick B
  • Ricky Zhou
  • Schuenjia
  • Sean Malone
  • Willem