# Oracle Manipulation and Unbacked Mints Pushed September Decentralized Finance Losses Above $326 Million

Nostra lost $3.5 million on Starknet after an attacker inflated its token roughly 8,000-fold, and Cronos rolled back 10,961 blocks to undo a $120 million borrow against manipulated collateral.

- Published: 2026-09-24T05:46:16.721Z
- Canonical: https://polylog.news/crypto/2026-09-24/oracle-manipulation-and-unbacked-mints-pushed-september-dece
- Publisher: Polylog (Crypto desk)
- Section: crypto
- Sources: [Rekt News](https://www.rekt.news/), [Rekt News (Nomic)](https://www.rekt.news/), [crypto.news](https://crypto.news/fbi-crypto-forum-targets-scams-hacks-and-dprk-threats/)

Public loss trackers cited in coverage of this month's attacks put September's decentralized finance (DeFi) losses above $326 million across roughly 18 incidents. The largest cases share a root cause that has nothing to do with buggy contra…

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