About Authentication Bypass – PAN-OS (CVE-2025-0108) vulnerability. PAN-OS is the operating system used in all Palo Alto Network NGFWs. This vulnerability allows an unauthenticated attacker to gain access to the PAN-OS management web interface. The attacker can then “invoke certain PHP scripts”, compromising the integrity and confidentiality of PAN-OS.

The vendor bulletin was released on February 12. On the same day, Assetnote posted a write-up on the vulnerability. The next day, a PoC exploit appeared on GitHub.

On February 18, GreyNoise reported that they had detected active exploitation attempts. According to Palo Alto, the vulnerability is being exploited alongside EoP CVE-2024-9474 and Authenticated File Read CVE-2025-0111 vulnerabilities. As a result, the attacker gains the ability to execute Linux commands on the device as root.

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