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The Hacker News

Open Bug Bounty named among the
Top 5 Bug Bounty programs of 2021
by The Hacker News

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1,600,552 coordinated disclosures
1,250,082 fixed vulnerabilities
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40,034 researchers, 1,612 honor badges

DonkeyJJLove Top VIP Security Researcher of the Month | Security Researcher Profile

Security researcher DonkeyJJLove has already helped fix 520 vulnerabilities.

Researcher reputation:  110

Real name:
Sebastian Wieremiejczyk

About me:
SEC Monkey, geek &pentester, &whitehat, &programmer, &devop (linux)

^_X __(yap, yap)

Contact email:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
$, Recommendations and Acknowledgements, Gifts, Flance job(z), hot-dog'z, sex4bug'Z &more
If you can not decide, choose paypal :D

Follow me on:

Ethics and Rules:
Sebastian Wieremiejczyk is required to abide by the ethics and rules of the Open Bug Bounty project. If you reasonably believe that rules are not respected, please report this to us.

Recommendations and Acknowledgements

@nazwapl     4 November, 2016
    Twitter nazwapl Mariusz from
We really appreciate DonkeyJJLove’s involvement in improving the security of our website; The data provided by DonkeyJJLove has allowed us to patch up some bugs. Thank you!
@MacDadaPL     12 October, 2016
    Twitter MacDadaPL Dawid from Monster Media Group:
Thank you for your contribution to safer web! DonkeyJJLove is a talented and responsible person – he provided us with much help to secure our website. Thanks again! Keep up the good work :)
@smoonycc     26 September, 2016
    Twitter smoonycc Stone from Asustek IT:
We appreciate the combination of all your professional and contribution, we believe your dedication is essential to
improve the security of Asustek website.
@DrNedstam     6 September, 2016
    Twitter DrNedstam Josef Nedstam from IKEA IT:
Donkey provided professional help and we are grateful for the discovery of these unfortunate vulnerabilities. Don't hesitate to contact this researcher if your site has reported issues
@imsonico     29 August, 2016
    Twitter imsonico Nasty Nick from Tube8:
Got a report from Donkey, it was detailed and helped us to identify and cover the issue.

The vulnerability has been responsibly disclosed.
@CSO_RASP     3 February, 2018
    Twitter CSO_RASP CSO from RASP:
Thanks to DonkeyJJLove for pointing out our mistakes
@phylaxpl     10 July, 2017
    Twitter phylaxpl Łukasz Nowicki from
Thank you very much, for your help.
Raport was very detailes and allowed me to fix the problem.
Thank you very much again, great work!
@Andrew28331495     28 November, 2016
    Twitter Andrew28331495 Andrew from
Thanks to DonkeyJJLove!
He found out even the smallest threats and helps the community to make Web safer!
Respect and thanks!
@gserralta     1 November, 2016
    Twitter gserralta GastonS from Infobae:
Thank You DonkeyJJLove for the input received on the bug your reported and the heads up. Keep helping community.
@pippoppo     11 September, 2016
    Twitter pippoppo pippoppo from repubblica:
I'd like to thank DonkeyJJLove here for his truly appreciated work. He helped us to find some XSSes we could catch before

thanks a lot

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Honor Badges

Number of Secured Websites

10+ Secured Websites Badge
50+ Secured Websites Badge
500+ Secured Websites Badge
Web Security Veteran Badge
10+ Websites
50+ Websites
500+ Websites
1000+ Websites

Advanced Security Research

WAF Bypasser Badge
CSRF Master Badge
AppSec Logic Master Badge
Fastest Fix Badge
WAF Bypasser
CSRF Master
30+ Reports
AppSec Logic Master
30+ Reports
Fastest Fix
Fix in 24 hours

Outstanding Achievements

Secured OBB Badge
OBB Advocate Badge
Improved OBB Badge
Secured OBB
OBB Advocate
Improved OBB

Commitment to Remediate and Patch

Patch Master Badge
Patch Guru Badge
Patch Lord Badge
Patch Master
55% Patched
Patch Guru
65% Patched
Patch Lord
75% Patched

Recommendations and Recognition

10+ Recommends
25+ Recommends
50+ Recommends

Distinguished Blog Author

Distinguished Blog Author Badge
Distinguished Blog Author Badge
Distinguished Blog Author Badge
1 Post
3 Posts
5+ Posts

Research Statistics

Total reports:1039
Total reports on VIP sites:294
Total patched vulnerabilities:520
Recommendations received:11
Active since:12.07.2016
Top Security Researcher Awards:Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month
Top VIP Security Researcher Awards: Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week Top VIP Security Researcher of the Week

Open Bug Bounty Certificate

Researcher Certificate

Reported Vulnerabilities

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  Recent Recommendations

    22 September, 2023
Thank you for pointing out the vulnerability. Your report was very helpful!
    6 September, 2023
Much appreciated the notice from Dipu1a about our website. He provided clear guidelines to resolve and I'm looking forward to working with him in the future.
    5 September, 2023
Thank you very much for reporting the vulnerability. Good luck with your everything!!!
    4 September, 2023
Your report was very helpful! Thank you very much !
    25 August, 2023
Thank you for your help in ensuring the security of our domain and its visitors! Your contributions are invaluable.