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Euler Labs: Investigating Unauthorized Minting Incident Involving USR, Measures Taken to ...

Odaily.News • March 22, 2026

Odaily News Euler Labs posted on the X platform stating that it is aware of the security incident involving unauthorized minting of USR reported by Resolv and is actively investigating. As a precautionary measure, RLP has been disabled as collateral in the Arbitrum Euler Yield vault, and Euler Earn USDC on Arbitrum is no longer being allocated to Euler Yield. These steps isolate the exposure while the situation continues to be evaluated. Euler Labs will provide further updates as more information becomes available.

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Euler Labs Responds to Unauthorized USR Minting Incident Euler Labs has acknowledged a security incident involving the unauthorized issuance of USR, as reported by Resolv. In response, the company has disabled the RLP collateral functionality in the Euler Yield vault on Arbitrum and halted fund allocation to Euler Earn USDC (Arbitrum). The team is currently investigating the incident to assess its impact and isolate potential risk exposure. Further updates will be provided as more information becomes available. The incident raises concerns about the security of the Euler platform and its collateral management practices. 4 sources 52

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