Security Incident · Polygon Ecosystem
Royal.io Smart Contract Vulnerability: $263.00K Reported Loss
A legacy royalties contract (Royal1155LD) associated with Royal.io on Polygon was exploited due to a logic flaw in reward/pro-rata royalty accounting.
- Reported loss
- $ 263,000
- Attack category
- Smart Contract Vulnerability
Incident Overview
The attacker used a flash loan and 100 zero-value ERC1155 transfers to manipulate the beforeLdaTransfer function, inflating balances and withdrawing ~$263K USDC.
Sources & References
This record presents information attributed to the linked sources. Incident dates describe the original event, not a new report. Reported loss figures reflect the source record and are not current market valuations.