GHSA-29H2-JR22-FRMH OpenZeppelin Confidential Contracts `VestingWalletConfidential`: a malicious ERC-7984 token is able to extract private data from the vesting wallet

Impact Two locations consume an encrypted handle returned by an untrusted external party and use it without verifying that the party is ACL-authorized on it. VestingWalletConfidential Malicious users can call release with a malicious token. This token could return an alternative handle on...

Improper Authorization

Overview @openzeppelin/confidential-contracts is a Smart Contract library for use with confidential coprocessors Affected versions of this package are vulnerable to Improper Authorization via the release and vestedAmount functions in VestingWalletConfidential.sol, which consume encrypted FHE...

PT-2026-106308

Impact Two locations consume an encrypted handle returned by an untrusted external party and use it without verifying that the party is ACL-authorized on it. VestingWalletConfidential Malicious users can call release with a malicious token. This token could return an alternative handle on...

CVE-2026-73645

OpenZeppelin Confidential Contracts is an experimental library for developing applications on the Zama fhEVM. Prior to 0.3.1, the ERC7984 contract tracked confidential total supply with an euint64 value, and an overflowing internal mint operation could fail silently. The wrap and onTransferReceiv...

EUVD-2026-58188

OpenZeppelin Confidential Contracts is an experimental library for developing applications on the Zama fhEVM. Prior to 0.3.1, the ERC7984 contract tracked confidential total supply with an euint64 value, and an overflowing internal mint operation could fail silently. The wrap and onTransferReceiv...

PT-2026-71722

Name of the Vulnerable Software and Affected Versions OpenZeppelin Confidential Contracts versions prior to 0.3.1 Description In the ERC7984 contract, the confidential total supply is tracked using an euint64 value. An overflowing internal mint function can fail silently. The wrap and...