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
1,172,094 fixed vulnerabilities
1,769 bug bounty programs, 3,499 websites
35,515 researchers, 1,571 honor badges

0xrocky Top VIP Security Researcher of the Month | Security Researcher Profile

Security researcher 0xrocky has already helped fix 2469 vulnerabilities.

Researcher reputation:  190

Real name:
Michele Corrias

About me:
I got both my M.Sc. degree and B.Sc. degree in Computer Science at University of Milan (UniMi), in Italy, both with a final grade of 110/110 cum laude.
I'm a proud member of LaSER computer security lab!

Please, if you think that I have contributed to the security of your web application with my work, I would be grateful if you would like to give me a positive feedback or a recommendation here: it would help me to grow up professionally!

Contact email:
mhl [dot] crr [at] gmail [dot] com

Alternative Contacts:
< LinkedIn
< Twitter

Certifications & Diplomas:
> M.Sc. Degree in Computer Science
> B.Sc. Degree in Computer Science
> High School Diploma

Experience in Application Security
3-5 years

Award / Bug Bounty I prefer:
A thanksgiving and a public recommendation in my researcher profile will be really appreciated but if you would like I'm also open to:
- donations/vouchers
- swag (cups...)
- kudos
- hall of fame

Halls of Fame:
* Fastweb
* Virgilio (Italiaonline)
* Ryanair
* OpenBugBounty: TOP-50 Researchers All Time & TOP-50 Researchers Last Month

Follow me on:

Ethics and Rules:
Michele Corrias 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

@robystefanini     6 September, 2021
    Twitter robystefanini R.Stefanini from Feedaty:
Thanks a lot 0xrocky for identifying the vulnerabilities XSS and informed us quickly. He has also checked our fix after release in production. Great security researcher and passionate to work with. Great good work!
@kiara_aviation     7 September, 2021
    Twitter kiara_aviation Kiara Aviation from Kiara & Co:
Michele is a real security researcher! He helped us increase the web security of our web application: thanks to him we feel safer now!
@MPDL     13 July, 2021
    Twitter MPDL Benjamin from MPDL:
Thanks a lot 0xrocky for identifying the vulnerabilities and alert us. Great security researcher to work with. Keep up the good work!
@mauroamico     8 July, 2021
    Twitter mauroamico mamico from unibo:
Many thanks to @0xrocky for identifying and responsibly disclosing a potential vulnerability on our site!
@darione90     12 June, 2021
    Twitter darione90 Dario from Società Astronomica G.V. Schiaparelli:
Many thanks to 0xrocky for finding a vulnerability on our website!
@fabriziopandol5     4 November, 2019
    Twitter fabriziopandol5 fabrizio pandolfi from Minsait (Indra Company):
Thanks 0xrocky for identifying an XSS vulnerability and for letting us know and helping solve it. His collaboration was fundamental to solving our problems. Great security researcher to work with. Keep up the good work!
@Cineca1969     18 October, 2019
    Twitter Cineca1969 Press Office from Cineca:
Thank you 0xrocky for identifying a vulnerability and making us aware of it. Great security researcher to work with. Keep up the good work!
@CosimoGdM     17 October, 2019
    Twitter CosimoGdM CGdM from I1G:
A kudos to 0xrocky for his professional work in not using the identified vulnerabilities and alerting us
@nickinckin     17 October, 2019
    Twitter nickinckin Nicola Inchingolo from Arpa Puglia:
Thanks to 0xrocky for identifying the vulnerability. Now we patched the vulnerability.
@DiEsse     13 September, 2019
    Twitter DiEsse DiEsse from Jobbydoo:
Big thanks to 0xrocky for identifying and responsibly disclosing a vulnerability on our site!

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
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

10+ Recommends
25+ Recommends
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:3713
Total reports on VIP sites:166
Total patched vulnerabilities:2469
Recommendations received:10
Active since:19.07.2019
Top Security Researcher Awards:Gold Star Top Security Researcher of the Month
Top VIP Security Researcher Awards: Top VIP Security Researcher of the Week

Open Bug Bounty Certificate

Researcher Certificate

Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

25.05.2021  Google XSS Game

Level #1: Hello, world of XSS
Solution: <script>alert('xss')</script>
hint: inspect the source code of the page

Level #2: Persistence is key
Solution: <img src=x onerror=alert('XSS')>
hint: "welcome" post contains HTML

Level #3: That sinking feeling…
Solution:' onerror='alert("xss")'>

Level #4: Context matters
Solution: timer=');alert('xss

Level #5: Breaking protocol

Level #6: Follow the X

10.02.2020  Stored XSS on

17.10.2019  Stored XSS

I navigated this website:, an Italian web portal on construction. I found out that it was vulnerable to reflected XSS, as seen in the image.

Reflected XSS

  Latest Patched


  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!