BlockchainCrypto

Polkadot Treasury Lost $1.38 Million After XCM Patch Missed Production

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 04/11/2026, 15:12:24 UTC.

Briefings

A critical flaw in the Polkadot XCM protocol caused a $1.38 million loss in the DOT/dotUSD stablecoin pool. The issue distorted pricing calculations, but a subsequent upgrade successfully repaired the accounting error without altering the actual balances held by token holders. The incident occurred in November 2026, highlighting the risks of production delays in blockchain protocol updates.

Key points

• A critical flaw in the Polkadot XCM protocol distorted DOT/dotUSD pool pricing calculations.
• A later upgrade successfully repaired the stablecoin's supply accounting without changing holders' balances.

Context

The incident occurred in November 2026, where a production delay in the XCM patch led to a $1.38 million loss in the DOT/dotUSD stablecoin pool. The flaw distorted pricing, but a subsequent upgrade repaired the accounting error without altering actual balances held by token holders.

Limitations

Evidence is limited to a single incident from November 2026. The specific timeline of the initial flaw and the exact duration of the production delay are not fully documented. The source article does not provide details on the technical root cause or the specific impact on user transactions beyond the reported loss amount.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 05/11/2026, 10:46:00 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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