MEDIUM 5.9

PYSEC-2026-806

Regular expression denial of service in eth-account

Details

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the eth-account PyPI package, when an attacker is able to supply arbitrary input to the encode_structured_data method

Are you affected?

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Affected packages

PyPI / eth-account

Introduced in: 0 Fixed in: 0.5.9

Fix pip install --upgrade 'eth-account>=0.5.9'

References

https://nvd.nist.gov/vuln/detail/CVE-2022-1930 [ADVISORY]
https://github.com/ethereum/eth-account/commit/70f89be700df0d5f08ef696252c88741f8414060 [WEB]
https://github.com/ethereum/eth-account [PACKAGE]
https://research.jfrog.com/vulnerabilities/eth-account-redos-xray-248681 [WEB]
https://pypi.org/project/eth-account [PACKAGE]
https://github.com/advisories/GHSA-v65g-f3cj-fjp4 [ADVISORY]