What’s Vulnerable › Vulnerabilities

CVE-2025-0130: PAN-OS: Firewall Denial-of-Service (DoS) in the Web-Proxy Feature via a Burst of Maliciously Crafted Packets

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-14 · updated 2026-06-17
• Weakness: CWE-754

Description

A missing exception check in Palo Alto Networks PAN-OS® software with the web proxy feature enabled allows an unauthenticated attacker to send a burst of maliciously crafted packets that causes the firewall to become unresponsive and eventually reboot. Repeated successful attempts to trigger this condition will cause the firewall to enter maintenance mode. This issue does not affect Cloud NGFW or Prisma Access.

Affected products

• Palo Alto Networks PAN-OS: from 11.1.0 before 11.1.6; from 11.2.0 before 11.2.5; 11.1.7-h1; 11.1.7 — fixed in 11.1.6, 11.2.5
• Palo Alto Networks PAN-OS: from 11.2.0 before 11.2.5; from 11.1.0 before 11.1.6-h1 — fixed in 11.2.5, 11.1.6-h1, 11.1.7-h2, 11.1.8

How to fix

Upgrade to a fixed version: Palo Alto Networks PAN-OS 11.1.6, 11.2.5; Palo Alto Networks PAN-OS 11.2.5, 11.1.6-h1, 11.1.7-h2, 11.1.8. Check the vendor advisory for mitigations.

References

• https://security.paloaltonetworks.com/CVE-2025-0130

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