State-Sponsored Exploitation of Zero-Day Vulnerabilities in Latin America: A 2026 Overview

In early 2026, the exploitation of zero-day vulnerabilities by nation-state actors in Latin America has become a significant concern. Zero-day vulnerabilities are security flaws unknown to the vendor, making them particularly valuable for cyber espionage and cyber warfare. This briefing examines recent trends, targeted sectors, and the implications for regional cybersecurity.

Recent Trends in Zero-Day Exploitation

In 2025, Google’s Threat Intelligence Group (GTIG) tracked 90 zero-day vulnerabilities exploited in the wild, marking a 15% increase from 2024. Notably, 43 of these targeted enterprise products, indicating a strategic shift towards critical infrastructure. (bleepingcomputer.com)

The exploitation timeline has also accelerated. Rapid7's 2026 Global Threat Landscape Report highlights a 105% surge in exploited high and critical-severity vulnerabilities, with attack timelines collapsing to mere days post-disclosure. (investors.rapid7.com)

Targeted Sectors in Latin America

Nation-state actors have increasingly focused on enterprise-grade technologies, including networking and security appliances. In 2025, nearly half of exploited zero-day vulnerabilities targeted enterprise products, with a significant emphasis on edge devices and security appliances. (cybersecuritydive.com)

In Latin America, critical infrastructure sectors such as telecommunications, energy, and government services have been prime targets. The 2026 United States intervention in Venezuela, which involved cyber operations to disable air defenses and capture key figures, underscores the strategic importance of cyber capabilities in regional conflicts. (en.wikipedia.org)

Implications for Regional Cybersecurity

The rise in zero-day exploitation poses significant challenges for Latin American nations. The rapid weaponization of vulnerabilities, often before patches are available, leaves organizations with limited time to respond. The integration of artificial intelligence by attackers further complicates defense efforts, as AI accelerates reconnaissance and exploit development. (techradar.com)

To enhance cybersecurity resilience, Latin American countries should prioritize collaboration with international partners, invest in proactive security measures, and develop rapid response capabilities to mitigate the impact of zero-day exploits.

Highlights:

• Organizations hit by 90 zero-day vulnerabilities last year, Published on Friday, March 06
• Google reveals huge number of zero-days patched in 2025, says worse may be to come as 'AI changes the game', Published on Friday, March 06