Low 1.1Published Oct 14, 2026

CVE-2026-0316PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability

Updated under an hour ago (2026-10-19 05:50 UTC)

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It affects Palo Alto Networks Cloud NGFW and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Palo Alto Networks Cloud NGFW

Exploited in the last 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. The security risk posed by this issue is minimized when the management interface is restricted to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . 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 these vulnerabilities.

CVSS: 1.1 LOW (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: palo_alto
NVD analysis: Awaiting Analysis
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Palo Alto Networks Cloud NGFW palo_alto_networks:cloud_ngfw (from the name)	all versions not affected	CNA record
Palo Alto Networks PAN-OS palo_alto_networks:pan-os	from 12.2.0 before 12.2.4; fixed at 12.2.4; from 12.1.0 before 12.1.10-h2; fixed at 12.1.10-h2; from 11.2.0 before 11.2.16; fixed at 11.2.16; from 11.1.0 before 11.1.16-h3; fixed at 11.1.16-h3	CNA record
Palo Alto Networks Prisma Access palo_alto_networks:prisma_access (from the name)	from All before 12.1.7-h8 not affected; fixed at 12.1.7-h8	CNA record

References

https://security.paloaltonetworks.com/CVE-2026-0316vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.