4.4

CVE-2026-0256

PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface

A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store 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 impacted by this vulnerability.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerPalo Alto Networks
Produkt Cloud NGFW
Default Statusunaffected
Version All
Status unaffected
HerstellerPalo Alto Networks
Produkt PAN-OS
Default Statusunaffected
Version 12.1.0
Version < 12.1.7
Status affected
Version 11.2.0
Version < 11.2.12
Status affected
Version 11.1.0
Version < 11.1.15
Status affected
Version 10.2.0
Version < 10.2.18-h6
Status affected
HerstellerPalo Alto Networks
Produkt Prisma Access
Default Statusunaffected
Version All
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.04% 0.133
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
psirt@paloaltonetworks.com 4.4 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Amber
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.