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OpenZeppelin

Bug bounty on Immunefi

Accepting reports KYC to get paid Defi Exchange NFT
Go to program
Top reward
$25,000
Top severity paid
Critical
Assets in scope
6
Public CVEs
0
Last change

At a glance

What to know before you start testing.

Pays up to $25,000
for critical bugs, from $1,000.
Report on Immunefi
Submit through the program page.
Payment
Proof of identity needed to get paid.

Rewards

What Immunefi lists as the payout for each severity.

Severity Reward
Critical $25,000 10% of funds at risk · from $5,000
High $5,000 from $2,500
Medium $2,500
Low $1,000

Scope

6 assets you may test.

Source code 6

  • https://github.com/OpenZeppelin/openzeppelin-community-contracts/blob/master/contracts/crosschain/axelar/AxelarGatewayAdapter.sol
  • https://github.com/OpenZeppelin/openzeppelin-community-contracts/blob/master/contracts/crosschain/ERC7786OpenBridge.sol
  • https://github.com/OpenZeppelin/openzeppelin-confidential-contracts/releases/tag/v0.5.3
  • https://github.com/OpenZeppelin/openzeppelin-contracts
  • https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable
  • https://github.com/OpenZeppelin/uniswap-hooks

Changes

Tracked since 11 Nov 2026. Last checked 21 minutes ago.

No changes yet. When the rewards or scope move, you will see it here and in the RSS feed.

Before we tracked it

Scope and reward changes recorded before this page started tracking it.

  1. Reward terms

    The reward table or payout terms were edited

  2. Reward terms

    The reward table or payout terms were edited

  3. Reward terms

    The reward table or payout terms were edited

  4. Reward terms

    The reward table or payout terms were edited

  5. Reward terms

    The reward table or payout terms were edited

  6. Rules updated

    The program rules were edited

  7. Scope added

    https://github.com/OpenZeppelin/openzeppelin-community-contracts/blob/master/contracts/crosschain/ERC7786OpenBridge.sol

  8. Scope added

    https://github.com/OpenZeppelin/openzeppelin-community-contracts/blob/master/contracts/crosschain/axelar/AxelarGatewayAdapter.sol

  9. Scope removed

    https://github.com/OpenZeppelin/openzeppelin-confidential-contracts/releases/tag/v0.4.0

  10. Scope added

    https://github.com/OpenZeppelin/openzeppelin-confidential-contracts/releases/tag/v0.5.3

Public CVEs

Published vulnerabilities in this vendor's products, from the NVD.

No CVEs matched yet. We match NVD records by vendor name, so products sold under another name can be missing.