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code_13x's profile picture. Security Researcher || Bug Hunter || H1 Clear Verified || CVE-2025-20258

Code_13x ( Jelison Fernandes )

@code_13x

Security Researcher || Bug Hunter || H1 Clear Verified || CVE-2025-20258

44Posts 2KFollowers 480Following
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code_13x's profile picture.
Code_13x ( Jelison Fernandes )
 @code_13x
Sep 22

Yay, I was awarded a $20,000 bounty on @HackerOx01! for a critical bug exposing Secret private conversation files of all users. Severity: Critical For more: tinyurl.com/jelison #TogetherWeHitHarder #hackerone #bugbounty #bugbountytips #bugbountytip #infosec #Hacking

code_13x's tweet image. Yay, I was awarded a $20,000 bounty on @HackerOx01! for a critical bug exposing Secret private conversation files of all users. Severity: Critical For more: tinyurl.com/jelison #TogetherWeHitHarder #hackerone #bugbounty #bugbountytips #bugbountytip #infosec #Hacking
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code_13x's profile picture.
Code_13x ( Jelison Fernandes )
 @code_13x
Sep 21

Ranked #45 on the HackerOne Leaderboard for Highest Critical Reputation! Excited to keep hunting and making an impact in the bug bounty community #hackerone #BugBounty #bugbountytips #bugbountytip #infosec #CyberSec #bughunter #API #cybersecuritytips #ethicalhacking

code_13x's tweet image. Ranked #45 on the HackerOne Leaderboard for Highest Critical Reputation! Excited to keep hunting and making an impact in the bug bounty community #hackerone #BugBounty #bugbountytips #bugbountytip #infosec #CyberSec #bughunter #API #cybersecuritytips #ethicalhacking
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Code_13x ( Jelison Fernandes ) reposted
cyberbeast0101's profile picture.
Aditya Singh
 @cyberbeast0101
Jun 26

Our first private contract in collaboration with @code_13x #bugbountytips #pentrationtesting #vapt

cyberbeast0101's tweet image. Our first private contract in collaboration with @code_13x #bugbountytips #pentrationtesting #vapt
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code_13x's profile picture.
Code_13x ( Jelison Fernandes )
 @code_13x
Apr 17

Yay, I was awarded a $1,638 bounty on @HackerOx01! #TogetherWeHitHarder Severity: Medium 4.4 #bugbounty #infosec #CyberSecurity #bughunting #hackerone #bugbountytips #cybersecuritytips #bugbountytip Tip: The longer you stay, the closer you get to the bug

code_13x's tweet image. Yay, I was awarded a $1,638 bounty on @HackerOx01! #TogetherWeHitHarder Severity: Medium 4.4 #bugbounty #infosec #CyberSecurity #bughunting #hackerone #bugbountytips #cybersecuritytips #bugbountytip Tip: The longer you stay, the closer you get to the bug
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code_13x's profile picture.
Code_13x ( Jelison Fernandes )
 @code_13x
Apr 15

While testing, I unintentionally went out of scope and discovered a critical vulnerability which could impact millions of users in a third-party service. And now Will be assigning a CVE-ID #cve #ResponsibleDisclosure #infosec #bugbounty #CyberSecurity

code_13x's tweet image. While testing, I unintentionally went out of scope and discovered a critical vulnerability which could impact millions of users in a third-party service. And now Will be assigning a CVE-ID #cve #ResponsibleDisclosure #infosec #bugbounty #CyberSecurity
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code_13x's profile picture.
Code_13x ( Jelison Fernandes )
 @code_13x
Apr 13

Yay, I was awarded a $15,000 bounty on @Hacker0x01 TIP:- User names can be Pll — especially in high-value targets $15K #bugbountytip #bugbounty #bugbountytips #hacker0ne #infosec #hackerone #TogetherWeHitHarder @0xKaran @CyberBeast10100

code_13x's tweet image. Yay, I was awarded a $15,000 bounty on @Hacker0x01 TIP:- User names can be Pll — especially in high-value targets $15K #bugbountytip #bugbounty #bugbountytips #hacker0ne #infosec #hackerone #TogetherWeHitHarder @0xKaran @CyberBeast10100
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