OpenBugBounty.org > Security Researchers > gdattacker

gdattacker | Security Researcher Profile

Security researcher gdattacker has already helped fix 601 vulnerabilities.

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Researcher reputation: 760

Real name:
Gaurav Kumar

About me:
Gaurav Kumar, A Security Researcher From India Who Loves To Make The Web A Safer Place For Everybody By Reporting Any Security Vulnerability I Found Online. Contact Details Mentioned Below.

PayPal & Payoneer e-mail: [email protected]
BTC Address: 3P1tao8sycwbJmCPFkueJG4ErJg8zrkxbp

Contact email:
[email protected] https://twitter.com/gdattacker https://facebook.com/drago4344 https://www.linkedin.com/in/gdattacker

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Paypal, Amazon card, BTC, Swags, Gifts. After all, it takes a lot of efforts and time to find Security Vulnerabilities :)

Halls of Fame:
Facebook, Google, Apple, Sony, Freelancer, United Nations Organisation, Pluralsight, Envato, Abacus, Castbox, Jet, inflectra, CodePen, FanDuel, ISC2.nl, JPmorganChase, ledger.. etc.

Follow me on:
Twitter

Ethics and Rules:
Gaurav Kumar 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 | Full List:

6 November, 2020

sczid Zentraler Informatikdienst from University of Vienna:

Dear gdattacker,

The University of Vienna would like to thank you for your valuable contribution in finding a website security issue. Your input is highly welcome and helps to raise the security level of our educational institution.

Servus and greetings from Vienna, Austria.

23 September, 2020

TinNguy54963117 Tin from American Water:

Thank you for the accurate and quick response in disclosing our vulnerability. This was done in a professional and responsible manner through the bug bounty program, giving us time to remediate.

24 September, 2019

satcharts Peterson :

Thank you for helping make our website more secure.

We really appreciate it. Keep up the good work!

17 July, 2023

HRZUni_MR Andreas Leder from Philipps University Marburg:

Dear gdattacker,

The Philipps University Marburg would like to thank you for your valuable contribution in finding a website security issue. Your input is highly welcome and helps to raise the security level of our educational institution.

Regards from Marburg, Germany.

25 October, 2021

cb_ximo Kino from pista3.com:

Thank you for helping to make our site more secure

13 October, 2021

diogenesverlag Susanne from Diogenes Verlag:

Thanks a lot for reporting this bug and thus making our site more secure.

11 October, 2021

showmypc showmypc.com from ShowMyPC:

Thanks for your reporting and making our platform secure. We appreciate your work!

10 October, 2021

giroud_francois Giroud from WebLettre:

Thanks a lot for the notification, and for the explanations that allowed us to fix the vulnerability !

7 April, 2021

jrkok Security team from afstandmeten.nl:

Thanks for the notification of a specific XSS vulnerability and the detailed background information.

7 April, 2021

macports Rainer Müller from MacPorts:

Thank you for bringing an XSS issue on our site to our attention!

2 January, 2021

cpweather Christian from meteoalerte.com:

Thanks for your help in identifying security problem in my website code!

26 December, 2020

kushidat Tatsuya Kushida from RIKEN BRC:

Thank you so much for suggesting the vulnerability. The prompt and detailed response helped solve the issues.

1 December, 2020

studentdoctor Lee from studentdoctor:

Fantastic work by gdattacker, found errors on two of our sites that he helped us test following patching. Thanks!

26 November, 2020

studentdoctor Lee from studentdoctor:

Identified two CVEs that we responded to immediately. Excellent and friendly communication. Highest recommendation!

Thank you!

26 November, 2020

SNTech2 Steve from Sharenet:

A big thank you for reporting the bug and providing all the information required to quickly fix the bug. Much appreciated and keep up the good work!

18 November, 2020

AsictSoc Security Operation Center from Politecnico di Milano:

Dear gdattacker,

the SOC of Politecnico di Milano would like to thank you for disclosing us a XSS vulnerability on our infrastructure.

18 November, 2020

SteffenBugenha1 Steffen Bugenhagen from HeizPellets24:

Thank you for finding a another XSS vulnerability within our Application. The Response was also quick and detailed so it was easy to fix this quickly. Keep up the good work!

18 November, 2020

SteffenBugenha1 Steffen Bugenhagen from HeizOel24:

Thank you for finding a XSS vulnerability within our Application. The Response was quick and detailed so it was easy to fix this quickly. Keep up the good work!

17 November, 2020

recifs Philippe Rivière :

Thank you for the security report

10 November, 2020

WebShakeRU Artyom from webshake.ru:

Thank for your help with security of my site!

6 November, 2020

LeifTher leif from Gurusoft:

Thank you so much for you quick, detailed and very helpful report!

6 November, 2020

LeifTher leif from Gurusoft:

Thank you so much for you quick, detailed and very helpful report!

31 October, 2020

Eiffel_Language Jocelyn from eiffel.org:

Thank you for your efforts and reporting the XSS vulnerability you found on eiffel.org .

28 October, 2020

adridder Alexander from inkcoink:

Thank you for your help with this XSS vulnerability on our site. We appreciate the responsible reporting via openbugbounty.

23 October, 2020

mako_o9999 Masako Okamoto from Kyoto University:

Gdattacker found a XSS problem on one of our websites and reported to us. We were able to solve the problem quickly. Thank you so much!

16 October, 2020

amswebs Mike from AMS:

Thank you for your help with this XSS vulnerability. We appreciate the responsible reporting via openbugbounty.

16 October, 2020

xlaunay xlaunay from Daily Connect:

Thank you for identifying and reporting a vulnerability on our site.

10 October, 2020

dusalnet Almas from Blogmn.net:

Thank you for found the XSS vulnerability for my site.

30 September, 2020

lorenzoherrera Loren from Litmind:

Found an XSS vulnerability that escaped us, difficult to filter and find! Thanks to him our site is now more secure. Thank you!

18 September, 2020

rus_cert RUS-CERT from University of Stuttgart:

Thank you so much for you quick, detailed and very helpful report!

4 September, 2020

rundumsbaby rundumsbaby from rundumsbaby:

Thank you for the report and the help. Very recommended!

4 September, 2020

cloudrexx Thomas from Cloudrexx AG:

Thank you very much for making us aware of the issue and providing us a high quality vulnerability report which helped us identify the source of the vulnerability right away.

20 August, 2020

kevinBaseCom Kevin from WDL.com:

Thanks for pointing out the XSS vulnerability

30 July, 2020

HoutVasthouden Woodwize from Woodwize:

Thank you Gaurav for helping us making our website a safer place! You reported a XSS vulnerability on one of our webforms, you gave us very clear information on the issue, so that we were able to fix the bug.
Keep up the good work!

28 July, 2020

kkb5mobile Shinichi Ueno from Kagoshima Broadcastiong corporation:

Thank you for pointing out the vulnerability.
Thanks to you, I was able to respond safely.

28 July, 2020

RedLeoteca Admin from Leoteca en Red:

Thank you very much for your support and efforts to help us. Highly appreciated.

10 July, 2020

SNTech2 Steve from Sharenet:

A big thanks for notifying us of the bug! Much appreciated.

9 July, 2020

newstroll_de David from NEWSTROLL:

Thanks for reporting the bug in a very professional manner. We appreciate your work that helps us making our service more secure.

2 July, 2020

booksprice Doron from Booksprice:

Thank you for reporting the bug, and the clear details, much appreciated.

14 June, 2020

giroud_francois Giroud from WebLettres:

Thank you ! Very professional, useful details to reproduce the issue ! Thanks for the help !

12 June, 2020

simtkportal JPK from Simtk.org:

Found an XSS vulnerability on our site. Thank you for the detailed information about the issue and the suggested solutions for fixing.

11 June, 2020

bigwavedave_ca DaveB from bwd:

Thank you for reporting the XSS vulnerability on my website and for the detailed description of the issue. You are doing good work.

10 June, 2020

BuyAndRead BuyAndRead from BuyAndRead:

Thank you for reporting a bug on our website.

8 June, 2020

rundumsbaby rundumsbaby from rundumsbaby:

Thank you very much for your help!

26 May, 2020

viewbug Jim from ViewBug:

Thank you Guarav! Very professional on checking our site for bugs and for providing the details in such a professional manner. We appreciate your help making our platform more secure

26 May, 2020

redicius Pavel from vestirna:

Tested my site a lot (according to log :) and found an hidden XSS issue in our site.
Thank you!

18 May, 2020

AnimeCons Patrick from FanCons:

Reminded us that we had left our beta testing site open to the world. Oops!

13 May, 2020

nookkin nookkin from nookkin:

Found some old unsecured pages from 3rd party components on my site. Easy to overlook / forget about, but hackers can still exploit them so it's important to lock them down or remove unused ones. Thanks for helping me make my site more secure!

12 May, 2020

plaxiva Konstantin from plaxiva:

Helped with finding POST XSS vulnerability, recommend as security specialist.

12 May, 2020

RuncornLinnets Steve P from Runcorn Linnets FC:

Identified an XSS issue on our site, and assisted in testing to make sure it was address. We greatly appreciate the assistance, and the speedy responses.

7 April, 2020

tnyaritm Tamas from Mediashop:

Thank you for supporting us to fix XSS vulnerabilities. You provided detailed report to fix the issue easily.
Thank you again for your efforts!

5 April, 2020

christophmoar Christoph :

Cool and professional contact, quick response, I appreciate your effort.
Thanks!

25 February, 2020

gaborvitez Gabor :

Found an XSS hole on our site, and provided the information necessary to fix it. Thank you!

17 February, 2020

BountyNeuvoo Raed from Neuvoo:

Dear,

Thank you for participating in our responsible disclosure program.

You helped us to solve a security vulnerability by informing us directly and delivering comprehensible examples.

We greatly appreciate your assistance in helping us maintain the security of our services.

Best regards

13 February, 2020

useyourlocal John from Useyourlocal:

Identified an XSS issue in our site and provided instruction on how to replicate. As a result we were able to quickly patch and resolve the issue. Thanks!

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