BaseFortify

Publication date: 2026-05-13

Last updated on: 2026-06-09

Assigner: Palo Alto Networks, Inc.

Description

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-05-13

Last Modified

2026-06-09

Generated

2026-06-30

EPSS Evaluated

2026-06-28

NVD

CVE-2026-0256

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	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.

Attack-Flow Graph

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