ReDoS in eth-account encode_structured_data function
Priority LOW 35CWE-1333Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-1333.
Summary
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
Why it matters now
EPSS 0.00912 60th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed eth-account (eth-account): 0.5.9eth-account (PyPI): 0.5.9
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| eth-account | eth-account | before 0.5.9 | 0.5.9 | Patch available | CNA |
| — | eth-account (PyPI) | before 0.5.9 | 0.5.9 | Patch available | GHSA-v65g-f3cj-fjp4 |
- eth-account Vendoreth-account Affected before 0.5.9 Fixed in 0.5.9 Patch available CNA
- eth-account (PyPI) Vendor— Affected before 0.5.9 Fixed in 0.5.9 Patch available GHSA-v65g-f3cj-fjp4
Remediation
- Fix · CNA eth-account (eth-account) Fixed in 0.5.9
- Fix · GHSA-v65g-f3cj-fjp4 eth-account (PyPI) Fixed in 0.5.9 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-1930
- 2026-10-03 Alias added: GHSA-v65g-f3cj-fjp4
References
Sources
- CVE-2022-1930 · CVE Program
- CVE-2022-1930 · NVD
- FIRST EPSS
- GHSA-v65g-f3cj-fjp4 · GitHub Advisory Database · CC BY 4.0
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