“RippleX said it found no evidence the flaw was exploited on any public network.”
A bug sat in the XRP Ledger for about eleven years that let anyone mint XRP from nothing for a few hundred XRP in fees. The fix shipped in a release that didn’t say what it fixed. “No evidence it was exploited” carries a lot of weight for a ledger whose entire pitch is a fixed supply. Trust the code, they said.