Siya Mapsekar

Penetration Tester focused on breaking systems to help secure them. I work across web, API, infrastructure, and AI/LLM security | CVE-2026-24399

[Siya Mapsekar @SiyaMapsekar2]

I'm going to #PHTalks Goa on December 10: a free community conference for security people at a beach resort. See you there? https://t.co/qLUqDHQepa via @PTsecurity_EN

[Alex Moshkov @amoshkov]

LET'S GO INDIA! 🇮🇳 #PHTalks is coming back: Goa, Dec 10!

CFP is OPEN: talks, community stand-ups, villages. Grassroots communities are VERY welcome!!

Speakers: travel & stay on us. Entry is free.

Beach resort, chill vibes... and sunset:
https://t.co/9w7laUcpeB

[Siya Mapsekar @SiyaMapsekar2]

Super excited and honored to receive the Bug Bounty Scholarship for Nullcon Goa 2026 🎉
Looking forward to learning, networking, and connecting with the amazing cybersecurity community!

Huge thanks to @nullcon 🙌 #NullconGoa2026 #BugBounty #InfoSec

[Siya Mapsekar @SiyaMapsekar2]

Got my first CVE assigned🥳

#firstcve #chattermate #SecurityResearch #Cybersecurity #OpenSource

[CVE @CVEnew]

CVE-2026-24399 ChatterMate is a no-code AI chatbot agent framework. In versions 1.0.8 and below, the chatbot accepts and executes malicious HTML/JavaScript payloads when supplied as… https://t.co/P6pxr913nS

[Siya Mapsekar @SiyaMapsekar2]

@GodfatherOrwa @aditi_singghh 🙋��‍♀️

[Bug Bounty Village @BugBountyDEFCON]

To celebrate our badge launch, we're giving away FIVE free 6-month licenses to @pentesterlab.

✅ Comment BADGELIFE and retweet this post to enter.

Additionally, pre-order a custom badge at https://t.co/FazR6OSE77 for a chance to win one of FIVE Annual VIP+ subscription to @hackthebox_eu. Purchasing a badge helps us run and fund the village.

That's a total of TEN WINNERS! Winners will be picked on August 1st. Good luck!

Note: Badges are pre-order only. Order online, pick up in village. No shipping. #BadgeLife #DEFCON33 #BugBounty

[Siya Mapsekar @SiyaMapsekar2]

@BugBountyDEFCON @PentesterLab BADGELIFE

[Bug Bounty Village @BugBountyDEFCON]

REMINDER! We're giving away FIVE free 6-month licenses to @pentesterlab.

✅ Comment BADGELIFE and retweet this post to enter.

Additionally, pre-order a custom badge at https://t.co/FazR6OSE77 for a chance to win one of FIVE Annual VIP+ subscription to @hackthebox_eu. Purchasing a badge helps us run and fund the village.

That's a total of TEN WINNERS! Winners will be picked on August 1st. Good luck!

Note: Badges are pre-order only. Order online, pick up in village. No shipping.

#BadgeLife #DEFCON33 #BugBounty

[Siya Mapsekar @SiyaMapsekar2]

@BugBountyDEFCON @PentesterLab @hackthebox_eu BADGELIFE

[Project Sekai CTF @ProjectSEKAIctf]

🎁Monthly Giveaway🎁

Hack The Box 6-month VIP+
- Follow, Like, and Retweet to join!
- Winners will be picked randomly on 5 June.

#hackthebox #giveaway #projectsekaictf

[Siya Mapsekar @SiyaMapsekar2]

Had the chance to chat with the @Hacker0x01 crew at @seasides_conf and now I’m all in on bug bounties! 💻 Looking forward to contributing to the community! 🌍 #BugBounty #HackerOne

[NULLCON @nullcon]

🌴🍹 Mutually bonded by our love for Goa…we are happy to announce @bsidesgoa as our community partner for #NullconGoa2025

They aspire to create an environment where discussion, interactions converge to enrich the understanding of cybersecurity

👉 https://t.co/gHj99l6PSv

[Siya Mapsekar @SiyaMapsekar2]

😃 A huge thank you to @github @GHSecurityLab for supporting my Bug Bounty Scholarship for #NullconGoa2025! Looking forward to attend the conference and meet like minded Infosec professionals.

@nullcon

[The SecOps Group @TheSecOpsGroup]

🕵🏻Ready to put your skills to the test? 𝗘𝘃𝗮𝗹𝘂𝗮𝘁𝗲 𝘁𝗵𝗲 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻 𝗯𝗲𝗹𝗼𝘄 and drop your answer in the comments! Let’s see who gets it right. 💡
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#CyberSecurity #Certification #InfoSec #CareerGrowth #InformationSecurity #CMPen #iOS #BlackFriday

[The SecOps Group @TheSecOpsGroup]

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[Bug Bounty Village @BugBountyDEFCON]

New giveaway, this time thanks to @hacker0x01!
We will pick 10 winners to win a 1-month pentesterlab license!
To enter:
1️⃣ Follow us @BugBountyDefcon and @hacker0x01
2️⃣ Like this post ❤️
3️⃣ Retweet this post
The giveaway is open until next Friday (10/25)

Good luck Everyone!

[The SecOps Group @TheSecOpsGroup]

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[Bug Bounty Village @BugBountyDEFCON]

Excited to announce a new giveaway, thanks to @PentesterLab.
We will pick 10 winners to win 6 month (x5) and 1 month (x5) subscriptions.

To enter:
1️⃣ Follow us @BugBountyDefcon and @PentesterLab
2️⃣ Like this post ❤️
3️⃣ RT this post 🔁

You've time until next Friday (10/18), GO!

[Bug Bounty Village @BugBountyDEFCON]

We're excited to announce our 2nd giveaway, thanks to @hackthebox_eu 🎉 We will pick 5 winners to win a Silver Annual subscription (+ Exam)!

To enter:
1️⃣ Follow @BugBountyDefcon and @hackthebox_eu
2️⃣ Like this ❤️
3️⃣ Retweet this 🔁

You have time until next Friday (09/20).

[Siya Mapsekar @SiyaMapsekar2]

@ManasH4rsh Congratulations 🎊🥳👏