CVE-2026-0308: Palo Alto Networks Cloud Ngfw

Low severity, CVSS 1.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store or execute a JavaScript payload using the web interface. This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not affected by this vulnerability.

Affected products

• Palo Alto Networks Cloud Ngfw
• Palo Alto Networks PAN-OS: from 12.1.0, before 12.1.10 (fixed in 12.1.10); from 11.2.0, before 11.2.13-h2 (fixed in 11.2.13-h2); from 11.1.0, before 11.1.16-h2 (fixed in 11.1.16-h2)
• Palo Alto Networks Prisma Access: from 12.1.4-h10

Published 2026-09-10. Last modified 2026-09-10.