Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 296,696 coordinated disclosures
175,682 fixed vulnerabilities
237,251 websites, 17,842 VIP websites
8,011 researchers, 6,915 subscribers

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


Security researcher npuser500 has already helped fix 2000 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:3805
Total reports on VIP sites:583
Total patched vulnerabilities:2000
Total vulnerabilities on Hold (Open Bug Bounty):723
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



Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

Domain Reported Status Type
10.12.2018
On Hold
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
09.12.2018
On Hold
Cross Site Scripting
05.12.2018
On Hold
Cross Site Scripting
05.12.2018
On Hold
Open Redirect
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
On Hold
Cross Site Scripting
25.11.2018
On Hold
Cross Site Scripting
23.11.2018
On Hold
Cross Site Scripting
23.11.2018
On Hold
Cross Site Scripting
23.11.2018
On Hold
Cross Site Scripting
21.11.2018
On Hold
Cross Site Scripting
21.11.2018
On Hold
Cross Site Scripting
20.11.2018
On Hold
Cross Site Scripting
20.11.2018
On Hold
Cross Site Scripting

  Latest Patched

      edjoin.org
    Patched on 10.12.2018
      rabota.ua
    Patched on 10.12.2018
      casetify.com
    Patched on 10.12.2018
      pagalworld.org
    Patched on 10.12.2018
      bn.com.pe
    Patched on 09.12.2018
      kcentr.ru
    Patched on 09.12.2018
      atlantico.fr
    Patched on 09.12.2018
      download-plaza.com
    Patched on 08.12.2018
      zakupka.com
    Patched on 08.12.2018
      bubble.is
    Patched on 08.12.2018

  Recent Recommendations

    10 December, 2018
     openDemokrat:
Thank you for helping us to discover the XSS vulnerabilities on our sites. Because of you we managed to improve our security.
    7 December, 2018
     idmocanu:
Thank you for helping us to discover the XSS vulnerabilities on our sites. Because of you we managed to improve our security.
    7 December, 2018
     PhilippeMachler:
Thank you very much for your report and your help.
We highly appreciate this.
    7 December, 2018
     jcopley:
Sajid promptly helped me identify several vulnerabilities which have been patched. Thanks and well done!
    7 December, 2018
     jcopley:
Very helpful and responsive, helped my identify and patch several XSS vulnerabilities.