USPD V1 Hit by CPIMP Attack, Compensation and V2 Launch Planned

According to USPD’s official statement, a Dec. 4 CPIMP attack affected 230 users; compensation via Claim Tokens precedes the Q2 2026 release of a modular, privacy-enhanced V2.

Summary

USPD confirmed that its V1 protocol was targeted by a CPIMP deployment attack on Dec. 4, 2025, unrelated to smart contract vulnerabilities. In an official statement, the team announced that about 230 affected users will receive redeemable Claim Tokens at a 1:1 ratio in January 2026, supported by a dedicated compensation pool. The upgraded USPD V2 is scheduled for release in Q2 2026, featuring a modular design and Railgun privacy integration.

Terms & Concepts
  • Smart contract: Self-executing blockchain code that runs automatically when predefined conditions are met.
  • Modular architecture: A system design approach that segments functionality into interchangeable, independent modules.
  • Railgun privacy: A blockchain privacy protocol enabling shielded transactions and enhanced user confidentiality.