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286,808 fixed vulnerabilities
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npuser500 Top Security Researcher of the Month Top VIP Security Researcher of the Month | Security Researcher Profile


Security researcher npuser500 has already helped fix 2607 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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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:3929
Total reports on VIP sites:628
Total patched vulnerabilities:2607
Total vulnerabilities on Hold (Open Bug Bounty):99
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 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 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
18.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
On Hold
Cross Site Scripting
15.02.2020
patched
Cross Site Scripting
14.02.2020
patched
Cross Site Scripting
10.02.2020
On Hold
Cross Site Scripting
10.02.2020
On Hold
Cross Site Scripting
10.02.2020
On Hold
Cross Site Scripting
10.02.2020
On Hold
Cross Site Scripting
09.02.2020
On Hold
Cross Site Scripting
08.02.2020
On Hold
Cross Site Scripting
08.02.2020
On Hold
Cross Site Scripting
08.02.2020
On Hold
Open Redirect
08.02.2020
On Hold
Cross Site Scripting
08.02.2020
patched
Cross Site Scripting

  Latest Patched

 28.03.2020 shorturl.at
 28.03.2020 degruyter.com
 28.03.2020 letmejerk3.com
 28.03.2020 vanityfair.com
 28.03.2020 team1x1.com
 28.03.2020 extrabux.com
 28.03.2020 seguradoralider.com.br
 28.03.2020 link-assistant.com
 28.03.2020 calculator.net
 28.03.2020 booklooker.de

  Latest Blog Posts

12.03.2020 by Rando02355205
(Paypal) www.paypal.com [CSP High Level] - [XSS Reflected] - [Bug Bounty] - [Write Up]
08.03.2020 by CybeReports
JDECO.net XSS Vulnerability| CybeReports
29.02.2020 by Rando02355205
(Google) groups.google.com - [Stored XSS] - [Bug Bounty] - [WriteUp] - [24/02/2020]
10.02.2020 by 0xrocky
Stored XSS on h2biz.net
10.02.2020 by ismailtsdln
SQL Injection Payload List

  Recent Recommendations

    27 March, 2020
     hstead:
Very rapid communication and detailed instructions as to how to fix the issue. Thanks for the assistance.
    27 March, 2020
     PaulMar23292621:
r00tpgp reported a serious issue to us and helped us with reproducing the issue and pushing towards a fix for the problem.
Thank you very much for the great work!
    27 March, 2020
     Michael3277:
Thanks for your report. With your help we could find the bug and make our Website safer!

roker is a friendly Security Resercher who is answering very fast to mails!
    26 March, 2020
     KyleGeorgeArch:
Thank you ElProfesor for responsibly disclosing an XSS issue and providing the reproduction steps. With your help we've identified the issue and are working on a fix. Thank you for your hard work and responsible practices.
    25 March, 2020
     KyleGeorgeArch:
ianf0ns3c identified an XSS issue and provided the reproduction steps in a polite and timely manner, giving us all the information we needed to investigate and take it to our developers. We're grateful for his work on the matter.