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EIP-712 Domain Spoofing via Double-Fetch
Reported on March 21, 2026
A flaw in EIP-712 typed-data signing allowed domain spoofing on device confirmation. A compromised host could show a trusted domain name/version on the Trezor screen while making the device sign data for a different, attacker-controlled domain. This mismatch could mislead users into approving signatures they did not intend, potentially enabling unauthorized actions such as malicious permit approvals and fund theft.
Reported by Florian Pradines
Resolved vulnerabilities
Reported by community. Investigated. Resolved. Because your security is never optional.
- Solana signing display improvementJune 12, 2026
- Unauthenticated Remote DoS via xpub Change-Index AmplificationMay 19, 2026
- Unauthenticated Remote Memory Exhaustion via Unbounded Timestamp ArrayMay 19, 2026
- Ethereum's SLIP-24 payment-request branch in production firmware signs attacker calldata under cover of verified-swap UIMay 16, 2026
- Cross-Origin Popup Takeover in Trezor Connect popupMay 3, 2026
- Lock bypass in SD-protect-only configuration allows signing after LockDevice/autolockApril 14, 2026