The International Monetary Fund (IMF) has warned that AI-driven cyberattacks pose a growing threat to financial stability, with extreme cyber-incident losses potentially triggering funding strains, solvency concerns and broader market disruption.
Attack Speed Outpacing Defenses
Advanced AI models can “dramatically reduce the time and cost needed to identify and exploit vulnerabilities,” the IMF said on Thursday. The IMF said Anthropic’s controlled release of Claude Mythos Preview, capable of identifying and exploiting vulnerabilities across major operating systems and web browsers, even by non-experts, highlighted how rapidly the threat is growing.
The international financial institution noted that attackers hold a natural advantage because “discovering and exploiting vulnerabilities can occur faster than patching and remediation.”
Barclays PLC (NYSE:BCS) CEO CS Venkatakrishnan, speaking at a G30 consultancy group meeting during the IMF spring gatherings, called Mythos “a serious issue,” warning it could identify vulnerabilities in financial systems and suggest ways to exploit them. “There will be a Mythos 2 and a Mythos 3,” he added.
Concentration Risk And The Defense Opportunity
According to the IMF, the financial system relies on shared digital infrastructure, including software, cloud services and payment networks, which are also used by the energy, telecommunications, and public services sectors. The IMF warned that dependence on a small number of software platforms, cloud providers, or AI models increases the impact of any single exploited vulnerability, potentially turning a localized breach into a system-wide macro-financial shock.
In March, CrowdStrike (NASDAQ:CRWD) data showed AI-powered attacks increased by 89%, while cloud-focused intrusions by state actors rose 266%, according to the company’s 2026 Global Threat Report.
Resilience-First Policy Framework Urgent
Cyber stress testing, scenario analysis, and board-level oversight are “becoming indispensable components of financial stability frameworks,” the IMF said.
Stronger international coordination is critical, particularly for emerging economies that “may be disproportionately exposed to attackers targeting regions with weaker defenses.”
The IMF’s warnings come as authorities worldwide assess whether financial systems built on decades-old legacy infrastructure can withstand the speed and scale of AI-enabled attacks, a question regulators from Washington to London are increasingly treating as a matter of systemic urgency rather than just operational risk.
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Disclaimer: This content was partially produced with the help of AI tools and was reviewed and published by Benzinga editors.
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