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

All Open Bug Bounty emails are sent only from openbugbounty.org domain being digitally signed. All others are fake. Learn more.
For security researchers
Report a Vulnerability
Submit, help fixing, get kudos.
For website owners
Start a Bug Bounty
Run your bounty program for free.
1,491,101 coordinated disclosures
1,172,090 fixed vulnerabilities
1,769 bug bounty programs, 3,499 websites
35,514 researchers, 1,571 honor badges

4N_CURZETop-50 VIP Open Redirect Reporter Top Security Researcher of the Month | Security Researcher Profile


Security researcher 4N_CURZE has already helped fix 2378 vulnerabilities.



Researcher reputation:  360

Real name:
ANKUR VAIDYA

About me:
sharing techniques and knowledge is the best way to be with the updated world

Contact email:
You can contact me via email - [email protected] & alternative contacts are given bellow All communication will be kept private....

Alternative Contacts:
[email protected]
[email protected]
[email protected]

Certifications & Diplomas:
CCNA, MCSA, CEH, CHFI

Experience in Application Security
3-5 years

Award / Bug Bounty I prefer:
Bounty (PayPal, Bitcoin, payoneer)
paypal.me/ankur28
Swag
Amazon gift cards (india)
feel free to support me with some Bounty ($$$) this will help me in improving security of your site.

Halls of Fame:
https://issuu.com/responsible-disclosure#hall-of-fame
https://genealogie.coret.org/en/beleid/responsible_disclosure.php
https://www.frandroid.com/a-propos
https://sfhpurple.com/fashion-glamors/1209

Follow me on:
Twitter
LinkedIn

Ethics and Rules:
ANKUR VAIDYA is required to abide by the ethics and rules of the Open Bug Bounty project. If you reasonably believe that rules are not respected, please report this to us.

Recommendations and Acknowledgements

@TimFenner7     22 March, 2023
    Twitter TimFenner7 Tim Fenner from LeaseQuery.com:
On behalf of LeaseQuery, I wish to extend our gratitude to 4N_CURZE for reporting a vulnerability found on our website. 4N_CURZE was quick to respond and gladly provided all the information he could in order to help mitigate the risk. His efforts to make the internet a safer place is greatly appreciated!
@GreenhousePM     14 February, 2023
    Twitter GreenhousePM Adam from Greenhouse PM:
You were very professional and willing to assist with a simple XSS vulnerability. Thanks for your help!
@SteveWisnet     25 November, 2020
    Twitter SteveWisnet Steve from Name Withheld:
4N_CURZE responded quickly with details of the vulnerability, enabling us to patch it without delay. He also quickly confirmed that the patch was effective. I appreciated his help!
@SolidInnovation     18 November, 2020
    Twitter SolidInnovation Bernd from Solid Innovation:
Ankur discovered an XSS vulnerability on our site and contacted us. Thanks for finding this for us! Your valuable contribution has helped make our website more secure.
@TristanGuiheux     13 August, 2020
    Twitter TristanGuiheux Tristan Guiheux from LA POSTE:
4N_CURZE has helped us to find and fix some issues on web sites we're protecting. This kind of help is greatly appreciated from a security perspective. This way we can improve ourselves and protect our customers.

More specifically, the completeness of the report and the details to correct the vulnerability were very appreciated. It was precise and clear. With such good writing skills proven by 4N_CURZE, it's easy to send it to developpers in a way they can understand both problematic and solution.

Thanks again in my name.
@apthorburn     5 February, 2020
    Twitter apthorburn Andrew Thorburn from The James Hutton Institute:
Ankur was very helpful in advising of a security issue. There was additional assistance in resolving this issue and making our site less vulnerable to attacks.
@Project84823360     17 November, 2019
    Twitter Project84823360 Mark Krob from ProjectManagement.com:
4N_CURZE did a great job locating and letting us know about vulnerabilities. He was detailed, professional and provided exceptional turnaround time. It was our pleasure to work with him! Thanks again.
@bryanlteague     19 March, 2021
    Twitter bryanlteague Bryan Teague from University of San Diego:
I appreciate the clear steps that the researcher has reported. It made it simple to validate the fix that was implemented.
@nazwapl     6 October, 2020
    Twitter nazwapl nazwa.pl from nazwa.pl:
On behalf of nazwa.pl, we would like to thank 4N_CURZE for detecting and indicating the vulnerability on our website. Thanks to you, we have eliminated the problem and now our clients are safer!
@51m0n3_50l4     28 July, 2020
    Twitter 51m0n3_50l4 Simone Sola from CartOrange:
Mr. Vaidya was very precise in indicating ou what was the vulnerability he found: we got in touch with him and very kindly and fast he answered us. This service is very efficient and we were very pleased by the efficiency of Mr. Vaidya.

Shows the first 10 recommendations. See all.

Please login via Twitter to add a recommendation

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:6321
Total reports on VIP sites:871
Total patched vulnerabilities:2378
Total vulnerabilities on Hold (Open Bug Bounty):60
Recommendations received:20
Active since:11.12.2018
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 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


Researcher Certificate

Reported Vulnerabilities

All Submissions VIP Submissions




No posts in blog yet










  Latest Patched

 28.05.2023 dpie.nsw.gov.au
 28.05.2023 snigurivka.mk.gov.ua
 28.05.2023 mail.cmarame.ma.gov.br
 28.05.2023 screen.nsw.gov.au
 28.05.2023 wlf.louisiana.gov

  Latest Blog Posts

16.01.2023 by itsvarmakollu
XSS vulnerabilities discovered in ServiceNow - CVE-2022-38463
16.01.2023 by itsvarmakollu
Turning cookie-based XSS into account takeover
08.07.2022 by 4websecurity
CVE 2022-29455 is still affecting millions of Wordpress sites
08.07.2022 by kh4sh3i_
Zabbix - SAML SSO Authentication Bypass
08.07.2022 by FR13ND0x7F
The Time Machine — Weaponizing WaybackUrls for Recon, BugBounties , OSINT, Sensitive Endpoints and what not

  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!