Severity: HighAction: Be aware

Polymarket confirms cyberattack on third-party provider after outages

The company suffered outages starting at 2pm EST on Thursday and eventually attributed the downtime to a compromise involving an unnamed provider.

Excerpt from the primary source: The Record by Recorded Future News

Who is affected

Security professionals

What you should do · Be aware

No immediate action is indicated. Share this with the relevant teams and watch for updates.

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Sources

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Original reporting

Polymarket confirms cyberattack on third-party provider after outages The Record by Recorded Future News · therecord.media · Oct 30, 2026 · Primary source
Severity: ElevatedAction: Be aware

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