Polymarket says hackers stole users’ funds
In Brief
12:58 PM PDT · June 25, 2026
Prediction market giant Polymarket confirmed that hackers stole funds from an unspecified number of users after a third party breach.
In an X post on Thursday, Polymarket said that a compromise at a third party vendor allowed hackers to inject malicious code into its website “for some users.” The company said it has “contained” the incident and is now contacting the affected victims and “refunding them in full.”
As of Thursday afternoon, it’s unclear exactly what happened.
When reached by TechCrunch, Polymarket spokesperson Connor Brandi confirmed that the breach led to users’ funds being stolen, but declined to provide more information, nor respond to specific questions about the incident.
Around the same time as the Polymarket post, blockchain monitoring firm PeckShield reported on Xthat a phishing campaign was targeting Polymarket users. According to Peckshield, hackers had stolen around $3...
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