Ledger Fixes Ethereum App Flaw as Disclosure Timeline Is Disputed

Ledger CTO Charles Guillemet said on Aug. 23, 2026, that the company had fixed a clear-signing flaw in its Ethereum app two weeks before security firm TestMachine publicly disclosed the issue. As of Aug. 24, there were no independently verified reports of funds stolen through the specific vulnerability . The issue involved clear signing, a security feature that displays transaction amounts,…