Polymarket Exchange Enters Cancel-Only Mode, Relayer Operations Suspended

October 30: According to Polymarket's official status page, the Polymarket exchange has entered cancel-only mode, relayer operations have been suspended, and the team is investigating an incident. The notice was issued at 02:05 Beijing time, and the trading API (CLOB) is listed as experiencing a major outage. Previously, multiple Polymarket users on X reported that assets in their accounts had been transferred out without authorization; trader Car said $800,000 was stolen from them and $600,000 from a friend, and the community suspects an attack on the website frontend. As of publication, Polymarket has not disclosed the cause of the incident or the extent of the losses.