Infosec Institute

Open Bug Bounty mentioned in the
Top 6 Bug Bounty programs of
2022 by the InfoSec Institute

The Hacker News

Open Bug Bounty named among the
Top 5 Bug Bounty programs of 2021
by The Hacker News

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1,491,101 coordinated disclosures
1,172,092 fixed vulnerabilities
1,769 bug bounty programs, 3,499 websites
35,515 researchers, 1,571 honor badges

Cyber_WorldTop-50 VIP Open Redirect Reporter Top Security Researcher of the Month Top VIP Security Researcher of the Month | Security Researcher Profile


Security researcher Cyber_World has already helped fix 45494 vulnerabilities.



Researcher reputation:  1670

Real name:
Praveen Kumar

Contact email:
[email protected]

Alternative Contacts:
[email protected]

Award / Bug Bounty I prefer:
I prefer bug bounty/swag/hof/vouchers
Paypal id - https://www.paypal.com/paypalme/cyberworld1

Recommendations and Acknowledgements

@pr0t30     9 May, 2023
    Twitter pr0t30 Amílcar Guerra from Tricontinental:
Thank you Praveen for the report and swift help to fix the vulnerability on our website. Your help is greatly appreciated!
@ColchonesDto     18 April, 2023
    Twitter ColchonesDto Ruben from ColchonesConDescuento.es:
Thank you for letting us about the vulnerabilities found. Very helpful.
@aartvdwerf     5 September, 2022
    Twitter aartvdwerf Aart from OI:
Cyber_World helped us by pointing out some files that shouldn't be public! Thank you for the responsible disclosure!
@madmas     30 June, 2022
    Twitter madmas Markus from EvKgmSgb:
By your reports, we could understand and mitigate some security risks at our systems, thanks a lot for your help!
@akibablade     17 March, 2022
    Twitter akibablade Liam from Warrior Collective:
Super professional and lightning-fast. Helped to resolve almost immediately. Fantastic!
@evollis_tech     28 February, 2022
    Twitter evollis_tech Evollis tech team from Evollis:
The Evollis team would like to thank Praveen for his work. Professional, very reactive and disclosing the full details of the vulnerability in a responsible manner. Thanks !
@AsictSoc     9 December, 2021
    Twitter AsictSoc Security-Ict-Asict from Politecnico di Milano:
Dear Cyber_World,

the SOC of Politecnico di Milano would like to thank you for disclosing us the vulnerability on our infrastructure.
@sandovs     19 November, 2021
    Twitter sandovs Daniel Sandoval from LoopKey:
Cyber_World helped us by pointing out some log files that shouldn't be public! Thank you for the responsible disclosure and cordiality during the whole process!
@FUMBBL     4 June, 2021
    Twitter FUMBBL Christer Kaivo-oja from FUMBBL:
Found a clickjacking vulnerability and sent a professional and clear vulnerability report. Thank you Praveen!
@BenKennish     26 May, 2021
    Twitter BenKennish Ben Kennish from -:
Helpful and polite. Thanks Praveen!

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Honor Badges


Number of Secured Websites

10+ Secured Websites Badge
50+ Secured Websites Badge
500+ Secured Websites Badge
Web Security Veteran Badge
10+ Websites
50+ Websites
500+ Websites
WEB SECURITY VETERAN
1000+ Websites

Advanced Security Research

WAF Bypasser Badge
CSRF Master Badge
AppSec Logic Master Badge
Fastest Fix Badge
WAF Bypasser
CSRF Master
30+ Reports
AppSec Logic Master
30+ Reports
Fastest Fix
Fix in 24 hours

Outstanding Achievements

Secured OBB Badge
OBB Advocate Badge
Improved OBB Badge
Secured OBB
OBB Advocate
Improved OBB

Commitment to Remediate and Patch

Patch Master Badge
Patch Guru Badge
Patch Lord Badge
Patch Master
55% Patched
Patch Guru
65% Patched
Patch Lord
75% Patched

Recommendations and Recognition

REPUTABLE Badge
FAMOUS Badge
GLOBALLY TRUSTED Badge
REPUTABLE
10+ Recommends
FAMOUS
25+ Recommends
GLOBALLY TRUSTED
50+ Recommends

Distinguished Blog Author

Distinguished Blog Author Badge
Distinguished Blog Author Badge
Distinguished Blog Author Badge
1 Post
3 Posts
5+ Posts

Research Statistics



Total reports:286658
Total reports on VIP sites:2031
Total patched vulnerabilities:45494
Total vulnerabilities on Hold (Open Bug Bounty):35663
Recommendations received:96
Active since:22.10.2021
Top Security Researcher Awards:Gold Star Top Security Researcher of the Month Gold Star Top Security Researcher of the Month Gold Star 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 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 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


Researcher Certificate

Reported Vulnerabilities

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  Latest Patched

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  Recent Recommendations

@DelganGeor63536     26 May, 2023
    Twitter DelganGeor63536:
navreet1425 was professional in his vulnerability disclosure.I really appreciates his work.
@Harpree66584431     26 May, 2023
    Twitter Harpree66584431:
Thank you for finding vulnerability in our website
@MinasPergantis     23 May, 2023
    Twitter MinasPergantis:
Thank you for your help in ensuring the security of our domain and its visitors! Your contributions are invaluable.
@franky1302     17 May, 2023
    Twitter franky1302:
Thanks Khan Janny for letting us know and fix the issue.
@BenjaminSponsor     11 May, 2023
    Twitter BenjaminSponsor:
Thanks for making me aware Alex!