How Critical XRP Ledger Bug Nearly Unleashed Unlimited XRP Mint

XRP Ledger developers recently released a vulnerability disclosure report for the latest reference server implementation of the XRP Ledger protocol, xrpld 3.4.1. xrpld 3.4.1 launched on September 25, 2026, as an emergency release to fix critical security vulnerabilities in the XRPL protocol. Along these lines, an official report released on October 9, 2026, provides vulnerability disclosure information for the two bugs fixed in the xrpld 3.4.1 release: a Batch inner transaction wrapper validation error and a payment engine XRP overflow error affecting XRPL v3.4.0 releases and earlier.