slither

Slither, the smart contract static analyzer Join the Empire Hacking Slack - Discussions and Support Slither is a Solidity & Vyper static analysis framework written in Python3. It runs a suite of vulnerability detectors, prints visual information about contract details, and provides an API to...

solidity_CVE-2021-42574-POC

solidityCVE-2021-42574-POC Jan 31 2023, Altin tin-z, github.com/tin-z PoC POC of CVE-2021-42574 for solidity and solc compiler. install solc and select 0.8.17 version https://github.com/crytic/solc-select foundry https://github.com/foundry-rs/foundry deploy contract SOLV=0.8.17 foldert=testopen...

aether

Aether v6.0 — Smart Contract Security Analysis Framework Version 6.0 | What's New in v6.0 | Changelog Aether is a Python-based framework for analyzing Solidity smart contracts, generating vulnerability findings, producing Foundry-based proof-of-concept PoC tests, and validating exploits on mainne...

slither-mcp

Slither MCP Server A Model Context Protocol MCP server that provides static analysis capabilities for Solidity smart contracts using Slither. Overview This MCP server wraps Slither static analysis functionality, making it accessible through the Model Context Protocol. It can analyze Solidity...

BlockchainC2

BlockchainC2 BlockchainC2 is a small POC server/agent to assess how the Blockchain specifically Ethereum's Smart Contract functionality can be used by an attacker for C2. Details regarding this application can be found here. Smart Contract The Smart Contract used within this POC is quite simple:...

slither

Slither：スマートコントラクト静的解析ツール Empire Hacking Slack に参加 - 議論とサポート Slither は、Python3 で書かれた Solidity および Vyper の静的解析フレームワークです。脆弱性検出器一式を実行し、コントラクトの詳細に関する視覚情報を出力し、カスタム解析を簡単に記述するための API を提供します。Slither により、開発者は脆弱性の発見、コード理解の向上、カスタム解析の迅速なプロトタイピングが可能になります。 特徴 使い方 インストール方法 uv を使用 推奨 Pip を使用 Git を使用 Docker を使用 統...

CVE-2026-1111-Smart-Contract-Cross-Function-Reentrancy

CVE-2026-1111 – Smart Contract Cross‑Function Reentrancy Program Code Solidity + Python // VulnerableBank.sol - Simplified reentrancy example with cross-function bypass pragma solidity ^0.8.0; contract VulnerableBank mappingaddress = uint256 public balances; function deposit public payable...

evm-audit-helpers

evm-audit-helpers Overview evm-audit-helpers is a curated collection of Solidity snippets, Foundry scripts, and test templates designed to accelerate EVM smart‑contract security audits. The repository bundles reusable building blocks for common audit concerns such as reentrancy, storage layout...

CVE-2026-23003-Cross-Chain-Bridge-Message-Forging-via-Missing-Origin-Chain-ID

CVE-2026-23003 – Cross‑Chain Bridge Message Forging via Missing Origin Chain ID Program Code Solidity + Python exploit // Bridge.sol - Vulnerable bridge contract contract Bridge mappingbytes32 = bool public processed; event Depositedaddress from, address to, uint256 amount, uint256 chainId;...

CVE-2026-23008-Solidity-Assembly-Return-Data-Size-Confusion

CVE-2026-23008 – Solidity Assembly Return Data Size Confusion Program Code Solidity // ReturnSizeConfusion.sol contract Victim function callExternaladdress target external returns bytes memory bool success, bytes memory ret = target.callabi.encodeWithSignature"someFunc"; requiresuccess, "call...

SoliditySecurity

What's this This post aims to be a relatively in-depth and up-to-date introductory post detailing the past mistakes that have been made by Solidity developers in an effort to prevent future devs from repeating history. Table of Contents 1. Re-Entrancy The Vulnerability Preventative Techniques...

PT-2026-91282

OpenZeppelin Contracts Wizard is a web application to interactively build a contract out of components from OpenZeppelin Contracts. Prior to @openzeppelin/wizard 0.10.11, @openzeppelin/wizard-cairo 3.0.1, @openzeppelin/wizard-stellar 0.6.2, and @openzeppelin/wizard-stylus 0.3.1, the setInfo code...

CVE-2026-57583: Improper Control of Generation of Code

OpenZeppelin Contracts Wizard is a web application to interactively build a contract out of components from OpenZeppelin Contracts. Prior to @openzeppelin/wizard 0.10.11, @openzeppelin/wizard-cairo 3.0.1, @openzeppelin/wizard-stellar 0.6.2, and @openzeppelin/wizard-stylus 0.3.1, the setInfo code...

Solidity Pro VS Code Extensions Steal Crypto Wallets, API Keys, and Credentials

Cybersecurity researchers have flagged a malicious Microsoft Visual Studio Code VS Code extension named Solidity Pro "solidity-pro" that has been observed delivering a browser wallet and credential stealer. The names of the extensions are below - helper-beeps.solidity-pro web3devtoolsx.solidity-p...

MAL-2026-6706 Malicious code in hardhat-plugin-solidity (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector f83cc8113c50400572d998811dd026bbf516ce819cf93bc283770d55ac00b142 Package published as 'hardhat-plugin-solidity' impersonates prettier-plugin-solidity: package.json sets the unrelated 'hardhat-plugin-' name while...

@m3s/smart-contract (>=1.1.5, <=2.3.8), @openzeppelin/contracts-mcp (>=0.0.5, <=0.3.0) +11 more potentially affected by CVE-2026-57583 via @openzeppelin/wizard (>=0.1.1, <=0.10.8)

@openzeppelin/wizard NPM version =0.1.1, =1.1.5, =0.0.5, =0.0.1, =1.0.4, =0.0.1, =0.2.48, =0.2.63-a, =1.0.0, =0.0.1, =0.1.2 Source cves: CVE-2026-57583 Source advisory: OSV:GHSA-9WXG-VF3R-56HC...

MAL-2026-5907 Malicious code in chai-solidity-testkit (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 7f6482febfb9b57ff5c59a2170dab31ec0dd814ccc21b6996dbb9e7a0c9e575c The package masquerades as a Web3/Solidity testing toolkit but its shipped source is an unrelated stream-pipeline library plus a hidden payload runne...

MAL-2026-5514 Malicious code in solidity-abi (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware d00c844413b4c809e5d57d1952a17f67f2c72324fd379c91d5fdd8aa3fdd9da9 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in solidity-abi (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware d00c844413b4c809e5d57d1952a17f67f2c72324fd379c91d5fdd8aa3fdd9da9 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious Package

Overview solidity-abi is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this package...