Although the exploit was caused by a bug in Cetus’s custom math library—not a flaw in the Sui blockchain or Move language—Sui acknowledged the impact on users reflects on the broader network.
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Sui Announces $10 Million Security Overhaul After the Cetus Hack
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The exploit on Cetus Protocol in May 2025 was caused by a bug in Cetus’s custom math library, not by a vulnerability in the Sui blockchain or its Move programming language.
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