Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 316,374 coordinated disclosures
186,142 fixed vulnerabilities
370 bug bounties with 805 websites
8,771 researchers, 315 honor badges

npuser500 Top Security Researcher of the Month Top VIP Security Researcher of the Month | Security Researcher Profile


Security researcher npuser500 has already helped fix 2063 vulnerabilities.



Researcher reputation:  230

Real name:
Siruja M

How to contact me:
Email me at [email protected]
or you can DM me at @npuser500

Experience in Application Security
1-3 years

Recommendations and Acknowledgements

    17 July, 2018
     HamRadioOutlet Rich from HRO:
Excellent catch! We thought we fixed all XSS on our site but Siruja found one we missed. Even provided extra detail to test it. Thanks!
    17 October, 2016
     drewgierach Drew from Fishidy:
Thanks for the heads up. The relay was on purpose but we were not following the best practices. I appreciate the concern for our end users.
    11 September, 2018
     brianlmoon Brian Moon from DealNews.com, Inc.:
Siruja responsibility reported an XSS issue on our site. He graciously communicated the issue with us to allow us to resolve it.
    23 July, 2018
     rtournoy Raphaël from CCSD:
Siruja provided quick and helpful information which helped us fix the issue. Thank you !
    28 June, 2018
     sportovnivozy Lukas Hak from Sportovni vozy:
Thank you for finding a bug. You helped us a lot.
    27 June, 2018
     sportovnivozy Lukas Hak from Sportovni vozy:
Thank you for finding a bug.
    10 June, 2018
     MonoIsCool HellBlazer from metal-archives.com:
Thanks for the XSS vulnerability report! It has been fixed.
    2 March, 2018
     diego_borrelli Diego Borrelli from Fanpage.it:
thank you very much for the quick and helpful informations!
    26 February, 2018
     ben_braman Ben from Datatap:
Thanks for locating and reporting this bug!
    6 November, 2017
     ChiNangia Chi from Reppify:
Siruja, thank you for reporting the issue and being in communication with our team. Many, many thanks!

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Awards and Achievements


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

Research Statistics



Total reports:3811
Total reports on VIP sites:585
Total patched vulnerabilities:2063
Total vulnerabilities on Hold (Open Bug Bounty):380
Recommendations received:19
Active since:13.03.2016
Top Security Researcher Awards: Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month Top Security Researcher of the Month
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 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





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Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

Domain Reported Status Type
29.12.2018
On Hold
Cross Site Scripting
29.12.2018
On Hold
Cross Site Scripting
29.12.2018
patched
Cross Site Scripting
27.12.2018
On Hold
Open Redirect
11.12.2018
On Hold
Cross Site Scripting
10.12.2018
patched
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
09.12.2018
patched
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
09.12.2018
patched
Cross Site Scripting
05.12.2018
patched
Cross Site Scripting
05.12.2018
On Hold
Open Redirect
05.12.2018
On Hold
Cross Site Scripting
02.12.2018
On Hold
Cross Site Scripting
02.12.2018
On Hold
Cross Site Scripting
02.12.2018
On Hold
Cross Site Scripting
02.12.2018
On Hold
Cross Site Scripting
25.11.2018
patched
Cross Site Scripting
25.11.2018
On Hold
Cross Site Scripting
23.11.2018
On Hold
Cross Site Scripting

  Latest Patched

 17.02.2019 canadapost.ca
 17.02.2019 lentainform.com
 17.02.2019 uchealth.org
 17.02.2019 dainikamadershomoy.com
 16.02.2019 torrentsgroup.com
 15.02.2019 24livenewspaper.com
 15.02.2019 2checkout.com
 15.02.2019 unimed.coop.br
 15.02.2019 hotnigerianjobs.com
 15.02.2019 zlavomat.sk

  Latest Blog Posts

15.02.2019 by ismailtsdln
Adobe Israel Website XSS Vulnerability
07.02.2019 by aye_robot
Reporting CSRF via Openbugbounty
06.02.2019 by Open Bug Bounty
Launching Open Bug Bounty Blog and new platform features

  Recent Recommendations

    14 February, 2019
     DomainMOD:
Thanks a lot for the report! We completely missed this vulnerability ourselves and are happy that you caught it!
    14 February, 2019
     fisher_of_men11:
Thank you for helping me find and fix the XSS vulnerability on mudconnect!
    13 February, 2019
     Koze:
Thank you for reporting a vulnerability on our page very professionally! You did us a great service!
    12 February, 2019
     dsmithgard:
Very helpful and responsive in helping me get my issue fixed.
    11 February, 2019
     fisher_of_men11:
Thank you again, another XSS vulnerability found and fixed!