Content overview: “XRP Ledger Payment Engine Counterfeiting Bug Discovered After 10 Years”. A critical integer overflow vulnerability in the XRP Ledger’s payment engine, dormant since 2015, could have allowed attackers to mint XRP beyond the token’s total supply, effectively counterfeiting the digital asset. The flaw, which went unnoticed for nearly a decade, was found in the code that processes transaction amounts, where an overflow could bypass supply limits. Security researchers note that exploiting this bug would have required a specific sequence of transactions, but the potential impact was severe: unlimited creation of spendable XRP, undermining the ledger’s integrity.
The XRP Ledger Foundation has since patched the vulnerability, and no evidence of exploitation has been found. This discovery highlights the importance of continuous code audits in blockchain systems, where even long-dormant bugs can pose systemic risks. For XRP holders and the broader crypto market, the fix reinforces trust in the ledger’s security, but it also serves as a reminder that foundational protocols need ongoing scrutiny as they evolve. The full version stays on the original page, which this listing opens directly.