Weekly cybersecurity bulletin: the 5 most relevant news (23 - 27 February 2026)

1. Zero-day in Chrome: CVE-2026-2441 What does it mean for your company?

A critical vulnerability has recently been identified in Google Chrome (CVE-2026-2441), which has already been exploited in targeted attacks. East Zero-Day affects millions of users and organizations that depend on this browser. Exploiting this vulnerability could allow attackers to execute malicious code on victims' systems, compromising corporate network security.

Recommendations:

• Update Chrome immediately to the latest version available.
• Review affected systems and perform a full analysis to detect potential security breaches.

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2. Cyberattacks on public bodies: The leaders of Anonymous Fénix arrested

Recently, security forces have arrested the leaders of the hacktivist group Anonymous Phoenix, responsible for massive cyberattacks on several public bodies. These attacks have caused significant interruptions in the operations of various institutions. The arrest of those responsible is a positive step, but it also highlights the vulnerability of government systems to these actors.

Recommendations:

• Strengthen data protection and access measures in public entities.
• Perform regular security audits to detect vulnerabilities in the infrastructure.

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3. Global cyberattack on FortiGate: Use DeepSeek and Claude AI tools to exploit vulnerabilities

A global cyberattack has compromised devices FortiGate, exploiting known vulnerabilities through advanced artificial intelligence tools such as DeepSeek and Claude. This attack has affected thousands of organizations worldwide, and highlights the increasing sophistication of the tools used by cybercriminals.

Recommendations:

• Implement vendor-recommended security updates and patches
• Take proactive anomaly detection measures using AI to identify suspicious behavior on the network.

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4. A young man accused of cyberattacks on luxury hotels arrested: Luxury holidays for a cent

A young man has been arrested after performing cyberattacks on luxury hotels, using phishing techniques and other methods to gain unauthorized access to their systems and carry out scams related to hotel reservations at extremely low prices.

Recommendations:

• Train staff on how to recognize and handle phishing attempts.
• Implement multifactor authentication (MFA) on all critical systems.

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5. Cyberattack on the Formentera Island Council: Update on the impact on local security

El Formentera Island Council suffered a cyberattack that affected its internal systems and local information security. The entity has already begun to implement measures to recover and restore services, but the situation highlights the vulnerability of public infrastructures to security incidents.

Recommendations:

• Review security incident response protocols.
• Strengthen cybersecurity training for administrative and public personnel.

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Conclusion:

This week has brought several significant events in the field of cybersecurity, from critical vulnerabilities to high-profile cyberattacks. It is essential that companies and organizations reinforce their security measures to prevent attacks and minimize impacts on their operations.

Stay informed and up to date with Apollo Cybersecurity to protect your digital infrastructure and mitigate cyber risks.