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268,303 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 2244 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:3825
Total reports on VIP sites:589
Total patched vulnerabilities:2244
Total vulnerabilities on Hold (Open Bug Bounty):14
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

Open Bug Bounty Certificate





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Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

Domain Reported Status Type
19.01.2020
On Hold
Cross Site Scripting
17.01.2020
On Hold
Cross Site Scripting
16.01.2020
On Hold
Cross Site Scripting
16.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
12.01.2020
On Hold
Cross Site Scripting
09.01.2020
On Hold
Cross Site Scripting
08.01.2020
On Hold
Cross Site Scripting
08.01.2020
On Hold
Cross Site Scripting
08.01.2020
On Hold
Cross Site Scripting
29.12.2018
unpatched
Cross Site Scripting
29.12.2018
unpatched
Cross Site Scripting
29.12.2018
patched
Cross Site Scripting
27.12.2018
unpatched
Open Redirect
11.12.2018
patched
Cross Site Scripting
10.12.2018
patched
Cross Site Scripting

  Latest Patched

 20.01.2020 genyt.net
 20.01.2020 baku.ws
 20.01.2020 cqu.edu.au
 20.01.2020 espn.in
 20.01.2020 sahibinden.com
 20.01.2020 singularityhub.com
 20.01.2020 outlookindia.com
 20.01.2020 suratkabar.id
 20.01.2020 wzayef.com
 20.01.2020 11street.my

  Latest Blog Posts

16.01.2020 by Open Bug Bounty
Brief Recap of Open Bug Bounty’s Record Growth in 2019
12.01.2020 by JCQ_47
WAF Cloudflare Bypass XSS at Nexusmods.com
08.01.2020 by devl00p
Top 100 Open Redirect dorks
08.01.2020 by Rando02355205
XSS WAF Bypassed
31.12.2019 by Open Bug Bounty
Happy bug hunting in 2020, let’s make Web secure with Open Bug Bounty!

  Recent Recommendations

    20 January, 2020
     PaulMar23292621:
Miguel showed us several information disclosure issues with our site. Thank you very much Miguel!
    18 January, 2020
     damnitjim:
Thanks for taking the time to report the weaknesses and really appreciate the wapiti tool that you've developed.
    17 January, 2020
     gexsi_search:
Many thanks for your support!
    17 January, 2020
     smay84:
Thank you for your quick response and helpful information.
    17 January, 2020
     RohitIn20189381:
Great job on finding that XSS.