`polymarket-clients-sdk` was removed from crates.io for malicious code
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
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- Confidentiality · integrity · availability
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- Fix status
- No fix listed
No CVSS vector from any source. Fix status from GitHub.
Summary
It appeared to be typosquatting existing crate [`polymarket-client-sdk`](https://crates.io/crates/polymarket-client-sdk) (`clients` vs `client`) and attempting to steal credentials from local files. The malicious crate had 6 versions published on 2026-02-05 and had been downloaded only 59 times. There were no crates depending on this crate on crates.io. Polymarket thanks [Socket.dev](https://socket.dev/) for detecting and reporting this to the crates.io team!
Why it matters now
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 |
|---|---|---|---|---|---|
| — | polymarket-clients-sdk (crates.io) | all versions | — | No fix listed | GHSA-382q-fpqh-29f7 |
- polymarket-clients-sdk (crates.io) Vendor— Affected all versions Fixed in — No fix listed GHSA-382q-fpqh-29f7
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-03 Threatist record created from GHSA-382q-fpqh-29f7
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences