Alerts and advisories

ASD partners CISA and NCSC have identified new malware affecting Cisco Firepower and Secure Firewall products.

The Australian Signals Directorate’s Australian Cyber Security Centre (ASD's ACSC) is aware of increased targeting of online code repositories, with threat actors employing various tactics to scan for and extract secrets, access private code bases, and modify packages to infect users. The ASD’s ACSC does not have information to indicate that a specific industry or sector is being targeted, with this advisory providing general awareness of an observed increase in activity.

Malicious cyber threat actors are targeting SD-WANs of organisations, globally. The purpose of this Alert is to provide mitigations for the ongoing exploitation of Cisco Software-Defined Wide Area Network (SD-WAN) technology, including via CVE-2026-20127, CVE-206-20128 and CVE-2026-20122.

Alert on a critical unauthenticated remote code execution vulnerability (CVE-2026-21858) affecting the n8n workflow automation platform.