Serial number: AV26-425
Date: May 6, 2026
On May 5, 2026, Palo Alto Networks published a security advisory to address critical vulnerabilities in the following products:
- PAN-OS 12.1 – versions prior to 12.1.4-h5
- PAN-OS 12.1 – versions prior to 12.1.7
- PAN-OS 11.2 – multiple versions
- PAN-OS 11.1 - multiple versions
- PAN-OS 10.2 – multiple versions
Palo Alto has received reports that CVE-2026-0300 is being actively exploited.
The Cyber Centre encourages users and administrators to review the provided web links, perform the suggested mitigations and apply the necessary updates, when available.