Report a Vulnerability
Submit, help fixing, get kudos.
Start a Bug Bounty
Run your bounty program for free.
606,635 coordinated disclosures
390,202 fixed vulnerabilities
923 bug bounties with 1,850 websites
18,720 researchers, 1197 honor badges

MLTTop-50 XSS Researcher Top Security Researcher Top VIP Security Researcher of the Month | Security Researcher Profile


Security researcher MLT has already helped fix 2021 vulnerabilities.



Researcher reputation:  20

Real name:
Matt Telfer

About me:
Back from hiatus. I will now be submitting vulnerabilities again.

How to contact me:
[email protected]

Experience in Application Security
over 5 years

Award / Bug Bounty I prefer:
$$$ (PayPal, Bitcoin, Bank Transfer)
Gift Cards (Amazon, etc)
T-Shirts, clothing
Food and Drinks :)

Recommendations and Acknowledgements

@zothar     9 March, 2016
    Twitter zothar David Sowder from UT Arlington:
MLT responded with the relevant details in a reasonable amount of time. Our thanks to MLT for providing this information.

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:2536
Total reports on VIP sites:479
Total patched vulnerabilities:2021
Recommendations received:1
Active since:28.02.2015
Top Security Researcher Awards:Gold Star The Top Security Researcher 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 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



No posts in blog yet


Reported Vulnerabilities

All Submissions VIP SubmissionsFeatured Submissions

Domain Reported Status Type
08.11.2016
unpatched
Cross Site Scripting
05.11.2016
patched
Cross Site Scripting
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
05.11.2016
patched
Open Redirect
04.11.2016
patched
Open Redirect
02.11.2016
patched
Cross Site Scripting
02.11.2016
patched
Cross Site Scripting
02.11.2016
patched
Cross Site Scripting
02.11.2016
unpatched
Cross Site Scripting
02.11.2016
patched
Cross Site Scripting

  Latest Patched

 23.10.2020 untappd.com
 23.10.2020 petmd.com
 23.10.2020 dafont.com
 23.10.2020 skylum.com
 23.10.2020 mtcom.ws
 23.10.2020 ibtimes.com
 23.10.2020 goo-net.com
 22.10.2020 totaljobs.com
 22.10.2020 gamesindustry.biz

  Latest Blog Posts

05.10.2020 by _r00t1ng_
Steal IP Address using Image
05.10.2020 by _r00t1ng_
DDOS Using SQL injection (SiDDOS)
05.10.2020 by _r00t1ng_
XSS Injection with SQLi
14.09.2020 by aninda_anon
VPS Cheatsheet for bug hunting
14.09.2020 by pk_12397
A Story of IDOR To Account Takeover

  Recent Recommendations

@mako_o9999     23 October, 2020
    Twitter mako_o9999:
Gdattacker found a XSS problem on one of our websites and reported to us. We were able to solve the problem quickly. Thank you so much!
@BizzdoD     21 October, 2020
    Twitter BizzdoD:
Many thanks to Sithu for bringing a XSS vulnerability on our site to our attention. He was very courteous in communications and helped verify that our patch solved the problem properly. Thank you Sir for helping making the Internet a safer place.
@vadus     19 October, 2020
    Twitter vadus:
Warbid helped disclose several vulnerabilities on our website. With his help, we were able to patch this issue and close up the vulnerability. Thank you very much for your help, and thank you for helping to make the web a safer place.
@pagel     18 October, 2020
    Twitter pagel:
Many thanks to cyberaz0r for pointing out a css vulnerability on our site. He was very pleasant to deal with and shared his knowledge openly.
@amswebs     16 October, 2020
    Twitter amswebs:
Thank you for your help with this XSS vulnerability. We appreciate the responsible reporting via openbugbounty.