AI Tool Catches Critical XRP Ledger Bug Before Hackers Could
An AI-driven security auditing tool identified a critical double-spend vulnerability within the XRP Ledger in February 2026, potentially preventing the loss of hundreds of millions in user assets before a single wallet was touched.
What the Bug Actually Did
The vulnerability sat in the intersection of two specific XRPL features: Partial Payments and certain escrow-style smart contract logic. On its own, neither feature was the problem. Combined under specific conditions, they created an exploit path that could have allowed an attacker to trick the ledger into recording a payment as fully settled while only a fraction of the intended XRP actually moved.
The practical target for such an exploit would have been automated market makers and decentralized exchanges operating on the ledger. Both rely on precise settlement logic to function correctly. A transaction that reads as complete while delivering partial value is exactly the kind of discrepancy that drains liquidity from AMMs and DEXs before anyone notices the accounting is wrong.
The bug was not simple. It required simulating edge-case interactions that standard human auditing processes rarely surface, which is precisely why it went undetected until an AI security tool found it.
How It Was Found and Fixed
The discovery is credited to an AI auditing tool using formal verification methodology, reportedly from a firm operating in the CertiK or Immunefi space. Formal verification works by mathematically modeling the behavior of code across billions of possible transaction states, including combinations that human auditors would not think to test because they fall outside normal usage patterns. The vulnerability sat in one of those combinations.
Upon discovery, the XRPL Foundation and Ripple’s engineering team worked privately with the security firm to develop a patch before any public disclosure. The fix was then submitted through the XRPL’s standard amendment governance process, which requires 80% consensus from the validator network over a 14-day period to be adopted. The amendment passed. No funds were lost. Zero.
The fix is integrated into rippled version 2.3.0 and higher.
Why the Governance Response Matters
The technical fix is one part of the story. The governance response is the other. The XRPL resolved a critical vulnerability without a hard fork, without a chain split, and without any period of network downtime. The amendment process, which critics of XRPL have sometimes characterized as slow or overly conservative, handled a genuinely serious security issue efficiently and with no collateral damage to users.
For institutional participants using Ripple’s payment infrastructure, that outcome carries real weight. The ability of a major Layer 1 network to patch a critical flaw at the code logic level, before exploitation, through an orderly validator consensus process, is the kind of operational track record that matters when the conversation shifts to institutional adoption at scale.
The Broader Signal
This incident represents one of the more significant early examples of generative AI auditing tools identifying vulnerabilities in production blockchain infrastructure that human review missed. The implication is not that human auditors are obsolete. It is that the combination of formal verification at machine scale and human expertise creates a materially stronger security posture than either produces alone.
The post AI Tool Catches Critical XRP Ledger Bug Before Hackers Could appeared first on ETHNews.
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