Coordinated and Responsible Vulnerability Disclosure Free Bug Bounty Program 329,044 coordinated disclosures
190,824 fixed vulnerabilities
410 bug bounties with 867 websites
9,221 researchers, 854 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 2098 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!

Shows the first 10 recommendations. See all.

Please login via Twitter to add a recommendation

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

Distinguished Blog Author

1 Post
3 Posts
5+ Posts

Research Statistics



Total reports:3811
Total reports on VIP sites:585
Total patched vulnerabilities:2098
Total vulnerabilities on Hold (Open Bug Bounty):123
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





No posts in blog yet


Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

Domain Reported Status Type
11.08.2018
patched
Cross Site Scripting
10.08.2018
patched
Cross Site Scripting
10.08.2018
unpatched
Cross Site Scripting
10.08.2018
patched
Cross Site Scripting
10.08.2018
unpatched
Cross Site Scripting
10.08.2018
unpatched
Cross Site Scripting
10.08.2018
unpatched
Cross Site Scripting
09.08.2018
patched
Cross Site Scripting
08.08.2018
patched
Cross Site Scripting
06.08.2018
unpatched
Cross Site Scripting
06.08.2018
patched
Cross Site Scripting
05.08.2018
On Hold
Cross Site Scripting
05.08.2018
On Hold
Cross Site Scripting
03.08.2018
On Hold
Cross Site Scripting
02.08.2018
On Hold
Cross Site Scripting
02.08.2018
On Hold
Cross Site Scripting
02.08.2018
patched
Open Redirect
02.08.2018
patched
Cross Site Scripting
02.08.2018
patched
Cross Site Scripting
02.08.2018
unpatched
Cross Site Scripting

  Latest Patched

 24.03.2019 datpiff.com
 24.03.2019 gruppocarige.it
 24.03.2019 javhd.pro
 24.03.2019 flirt4free.com
 23.03.2019 redcross.org
 23.03.2019 etsu.edu
 23.03.2019 dump.xxx
 23.03.2019 vipon.com
 23.03.2019 jeuxjeuxjeux.fr

  Latest Blog Posts

22.03.2019 by HackerGautam
TLS 1.3 Genesis, Mechanism and Working
19.03.2019 by Open Bug Bounty
GDPR PII exposure can now be securely reported via Open Bug Bounty
24.02.2019 by ismailtsdln
Apple XSS Vulnerability - Proof of Concept (PoC)
24.02.2019 by ismailtsdln
How do you use an xss as a keylogger ?
23.02.2019 by ismailtsdln
Everything about XSS is in this source!

  Recent Recommendations

    24 March, 2019
     granthughes17:
Thank you for reporting this vulnerability to us responsibly and for your professional conduct. Your assistance and professionalism is much appreciated.
    22 March, 2019
     jcfmachado:
Thank you for your time and notification.
    19 March, 2019
     rogerdc01:
Ezio has helped me with a vulnerability. Answered very fast after some questions and showed the way to examine the issue. Very professional!
    19 March, 2019
     interactmultim1:
Thank you k0t for reporting this bug. We appreciate your work!
    19 March, 2019
     CoreInstance:
Armin, vielen Dank für deine professionelle Unterstützung! Dank deiner Hilfe, konnten wir die Schwachstelle bei unserem Kunden direkt beheben.