Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 420,110 coordinated disclosures
228,413 fixed vulnerabilities
567 bug bounties with 1108 websites
11,373 researchers, 932 honor badges

k0t Top Security Researcher of the Month | Security Researcher Profile


Security researcher k0t has already helped fix 1557 vulnerabilities.



Researcher reputation:  990

About me:
Penetration tester & webdev.

How to contact me:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
Bug Bounty Payment, Gift Card, T-Shirts.

Recommendations and Acknowledgements

    14 August, 2019
     convertunits John from Convert Units:
Great job finding a vulnerability. I have fixed the issue now, thanks for your help!
    25 July, 2019
     testmynet Damon from TestMy.net:
Thank you for catching my unescaped variable!
    19 July, 2019
     nitrc_info NITRC Team from NITRC:
Thank you for the report with proof of concept!
    19 July, 2019
     AndyTrier Andreas from KV Trier-Saarburg:
He found the next bug on our Website! THANK YOU
Professional help, great work!
    11 July, 2019
     AndyTrier Andreas from KV Trier-Saarburg:
Dear k0t, Thank You. You make a very good job. With your indications we can fixed the bug in few minutes. Thank you!
    8 July, 2019
     AndyTrier Andreas from KV Trier-Saarburg:
Thank you for reporting XSS vulnerability. Great work!
    28 June, 2019
     hearthstonehu Bence from Hearthstone Hungary:
Thank you for reporting the XSS vulnerability on my website. You helped me find the issue, and now the website is safer, thanks to you!
    27 June, 2019
     RMV1983 Michael from eduvdom:
Thanks for the report of the security research. This helped to find and fix the problem.
    22 June, 2019
     PaulAtTheHug TallPaul from WalkLakes:
Not only found some XSS vulnerabilities but, by doing so, lead us to spot some others which hadn't yet been picked by anyone. So most helpful.
    17 June, 2019
     opensolr Ciprian Dimofte from Opensolr SRL:
Thank you very much for your time, and professional help on this crucial security matter.
This could have been catastrophic for our business, would it not have been for your great work !

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Honor Badges


Number of Secured Websites

10+ Websites
50+ Websites
500+ Websites
WEB SECURITY VETERAN
1000+ Websites

Advanced Security Research

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

Outstanding Achievements

Secured OBB
OBB Advocate
Improved OBB

Commitment to Remediate and Patch

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

Recommendations and Recognition

REPUTABLE
10+ Recommends
FAMOUS
25+ Recommends
GLOBALLY TRUSTED
50+ Recommends

Distinguished Blog Author

1 Post
3 Posts
5+ Posts

Research Statistics



Total reports:2582
Total reports on VIP sites:632
Total patched vulnerabilities:1557
Total vulnerabilities on Hold (Open Bug Bounty):343
Recommendations received:51
Active since:05.05.2016
Top VIP Security Researcher Awards: Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month Top VIP Security Researcher of the Month 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



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Reported Vulnerabilities

All Submissions VIP Submissions

Domain Reported Status Type
22.08.2019
On Hold
Cross Site Scripting
22.08.2019
On Hold
Cross Site Scripting
22.08.2019
On Hold
Cross Site Scripting
22.08.2019
On Hold
Cross Site Scripting
21.08.2019
On Hold
Cross Site Scripting
21.08.2019
On Hold
Cross Site Scripting
21.08.2019
On Hold
Cross Site Scripting
21.08.2019
On Hold
Cross Site Scripting
21.08.2019
On Hold
Cross Site Scripting
20.08.2019
On Hold
Improper Access Control 
20.08.2019
On Hold
Cross Site Scripting
20.08.2019
On Hold
Improper Access Control 
20.08.2019
On Hold
Cross Site Scripting
19.08.2019
On Hold
Improper Access Control 
19.08.2019
On Hold
Improper Access Control 
19.08.2019
On Hold
Improper Access Control 
17.08.2019
On Hold
Cross Site Scripting
17.08.2019
On Hold
Cross Site Scripting
16.08.2019
On Hold
Improper Access Control 
16.08.2019
On Hold
Cross Site Scripting

  Latest Patched

 22.08.2019 scielo.org
 22.08.2019 gamer-info.com
 22.08.2019 tjrs.jus.br
 22.08.2019 fnde.gov.br
 22.08.2019 casinosolverde.pt
 22.08.2019 1111.com.tw
 22.08.2019 wtop.com
 22.08.2019 fedex.com
 22.08.2019 photobucket.com
 21.08.2019 smores.tv

  Latest Blog Posts

19.08.2019 by ismailtsdln
IBM - Cross site Scripting [XSS]
15.08.2019 by thevivekkryadav
HOW I WAS BYPASSED CLOUDFLARE WAF
13.08.2019 by Renzi25031469
XSSCon - XSS Tool @Kitploit
13.08.2019 by Cur1S3
I Found a multiple xss on https://clickmeeting.com
13.08.2019 by ZIKADS
xss at anghami.com

  Recent Recommendations

    21 August, 2019
     aaccomazzi:
One more XSS bug discovered and patched thanks to Gh05tPT. Much appreciated!
    21 August, 2019
     SelectLine_GmbH:
Thank you, Rooghz, for pointing out a vulnerability on one of our websites.
    20 August, 2019
     runlevelone:
Thank you for the reported vulnerability! I thought I had those XSS pitfalls covered, but aparently not.
    20 August, 2019
     fukubacchi:
Thanks for reporting the issue and the vulnerability details!!!
    19 August, 2019
     maxiorel:
Thanks for reporting the problem and the vulnerability details.