Vulnerability in Palo Alto Networks Cloud NGFW

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• CERT-FR15 Oct 2026CERTFR-2026-AVI-1326

  Multiple vulnerabilities in Palo Alto Networks products Translated from French

  Multiple vulnerabilities have been discovered in Palo Alto Networks products. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service. Palo Alto…

  CVE-2026-87464CVE-2026-87646CVE-2026-87445+458 more CVEs
• BSI CERT-Bund14 Oct 2026WID-SEC-2026-3947

  Palo Alto Networks PAN-OS: Multiple vulnerabilities Translated from German

  CVE-2026-0317CVE-2026-0322CVE-2026-0318+4 more CVEs

[ References ]References

• security.paloaltonetworks.com/CVE-2026-0316