CVE-2023-6789: Palo Alto Networks PAN-OS

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS software enables a malicious authenticated read-write administrator to store a JavaScript payload using the web interface. Then, when viewed by a properly authenticated administrator, the JavaScript payload executes and disguises all associated actions as performed by that unsuspecting authenticated administrator.

Affected products

• Palo Alto Networks PAN-OS: from 8.1.0, before 8.1.26 (fixed in 8.1.26); from 9.0.0, before 9.0.17 (fixed in 9.0.17); from 9.1.0, before 9.1.17 (fixed in 9.1.17); from 10.1.0, before 10.1.11 (fixed in 10.1.11); from 10.2.0, before 10.2.5 (fixed in 10.2.5); from 11.0.0, before 11.0.2 (fixed in 11.0.2)

Published 2023-12-13. Last modified 2026-06-17.