CVE-2026-40072 web3.py affected by SSRF via CCIP Read (EIP-3668) OffchainLookup URL handling

web3.py allows you to interact with the Ethereum blockchain using Python. From 6.0.0b3 to before 7.15.0 and 8.0.0b2, web3.py implements CCIP Read / OffchainLookup EIP-3668 by performing HTTP requests to URLs supplied by smart contracts in offchainlookuppayload"urls". The implementation uses these...

EUVD-2026-21000

web3.py allows you to interact with the Ethereum blockchain using Python. From 6.0.0b3 to before 7.15.0 and 8.0.0b2, web3.py implements CCIP Read / OffchainLookup EIP-3668 by performing HTTP requests to URLs supplied by smart contracts in offchainlookuppayload"urls". The implementation uses these...

CVE-2026-40072

CVE-2026-40072 – SSRF via CCIP Read in web3.py Affected: web3.py (Python library) versions 6.0.0b3 through before 7.15.0 and 8.0.0b2. The CCIP Read / OffchainLookup (EIP-3668) implementation fetches URLs supplied by contracts without destination validation and with default-on exposure (global_cci...

CVE-2026-40072

web3.py allows you to interact with the Ethereum blockchain using Python. From 6.0.0b3 to before 7.15.0 and 8.0.0b2, web3.py implements CCIP Read / OffchainLookup EIP-3668 by performing HTTP requests to URLs supplied by smart contracts in offchainlookuppayload"urls". The implementation uses these...

PT-2026-31674

web3.py allows you to interact with the Ethereum blockchain using Python. From 6.0.0b3 to before 7.15.0 and 8.0.0b2, web3.py implements CCIP Read / OffchainLookup EIP-3668 by performing HTTP requests to URLs supplied by smart contracts in offchain lookup payload"urls". The implementation uses the...

Malicious code in web3-py-tools (PyPI)

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