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📰News
➡️We explore the main trends shaping the cybersecurity threat landscape: ENISA’s Threat Landscape 2026 report highlights the growing attack surface, the impact of phishing and vulnerability exploitation, the rise of DDoS attacks associated with hacktivism, and the emerging role of artificial intelligence in information manipulation and interference campaigns. The report underscores the importance of effective asset and vulnerability management, strengthening protection against social engineering, and implementing prevention, detection, and response measures.
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➡️We report a cybersecurity incident involving Renfe and Adif systems: the investigation points to possible access to limited user information, mainly names and email addresses. At present, no evidence has been reported of access to ID numbers, banking details, or payment information. The incident highlights the importance of protecting connections between systems and exercising caution regarding potential fraudulent messages or impersonation attempts. Avoid suspicious links and always access Renfe services through its official channels.
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📨Awareness
➡️ We remind you of the main cybersecurity measures to protect your mobile device and your information: download apps only from official stores, review app permissions, keep your operating system up to date, use a secure lock with a PIN or biometric authentication, and enable remote location and data-wiping features in case of loss or theft.
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🚨Alert
➡️We report a security alert related to Cisco IOS XR: Cisco has released updates addressing several vulnerabilities, including critical and high-severity flaws that could allow remote code execution, denial of service, or unauthorized access. Organizations are advised to identify affected devices, apply the appropriate patched versions, and verify that all systems are up to date.
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➡️We report a new security alert from Oracle: the company has published its September 2026 security update, which includes 673 patches, including 104 critical-level patches and 6 vulnerabilities with a CVSS score of 10.0. Organizations are advised to review the affected products and versions, especially systems exposed to the Internet, and apply the corresponding official patches.
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🎓Learning Bites
➡️Learn what computer worms are and how to protect against them: a type of malware capable of automatically copying and spreading between devices, potentially slowing down systems, affecting networks, or compromising information. Keeping devices up to date, using antivirus software and a firewall, avoiding suspicious files and links, and making regular backups are some of the measures that can help reduce the risk.
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👥Social Media
➡️We remind you of the main cybersecurity measures for a safe return to work and studies: avoid phishing emails, do not connect to unsecured public Wi-Fi networks, keep your devices up to date, enable two-factor authentication (2FA), and use only authorized software. Descripción.
➡️We review three key cybersecurity concepts: vulnerability, as a weakness that can be exploited; threat, as the agent or factor that can take advantage of it; and risk, as the likelihood and impact of that threat materializing. Understanding the relationship between these concepts helps us identify and prioritize protective measures.
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🗓️Key Dates
➡️The CCE +Cybersecurity Conference takes place on September 24, an event dedicated to cybersecurity and protecting organizations against digital threats.
➡️We highlight CybHerDrinks on September 29, an event focused on women in cybersecurity, promoting the exchange of experiences, networking, and the visibility of female talent in the sector.
The CSIRT-CAN team hopers you have enjoyed this month’s updates.
Best regards, The CSIRT-CAN Team.