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High [CVE-2026-0284] PAN-OS: XML Injection Vulnerability in Large Scale VPN (LSVPN)

This high-severity Palo Alto Networks advisory covers CVE-2026-0284 affecting PAN-OS.

CVE-2026-0284 Published Jul 8, 2026

CVE-2026-0284

Affected products & platforms

Palo Alto NetworksPAN-OSFirewallPAN-OS / Panorama

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Summary

CVE-2026-0284 PAN-OS: XML Injection Vulnerability in Large Scale VPN (LSVPN)

Affected versions

PAN-OS < 12.1.4-h8
PAN-OS < 11.2.4-h20
PAN-OS < 11.1.4-h35
PAN-OS < 10.2.7-h36

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Fixed versions

PAN-OS >= 12.1.4-h8
PAN-OS >= 12.1.7-h2
PAN-OS >= 12.1.8
PAN-OS >= 11.2.4-h20
PAN-OS >= 11.2.7-h18
PAN-OS >= 11.2.10-h12
PAN-OS >= 11.2.13
PAN-OS >= 11.1.4-h35
PAN-OS >= 11.1.6-h35
PAN-OS >= 11.1.7-h8
PAN-OS >= 11.1.10-h30
PAN-OS >= 11.1.13-h9
PAN-OS >= 11.1.16
PAN-OS >= 10.2.7-h36
PAN-OS >= 10.2.10-h39
PAN-OS >= 10.2.13-h23
PAN-OS >= 10.2.16-h9
PAN-OS >= 10.2.18-h8

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Upgrade to a fixed release: PAN-OS >= 12.1.4-h8; PAN-OS >= 12.1.7-h2; PAN-OS >= 12.1.8; PAN-OS >= 11.2.4-h20; ….

Temporary workarounds

To ensure the Threat ID provides effective protection against this vulnerability, ensure that vulnerability protection security profile is applied to your GlobalProtect interface.

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Palo Alto Networks Security Advisoriesofficial
Official vendor source used to discover this advisory; it remains the authority for affected products and remediation. Discovered from the machine-readable feed https://security.paloaltonetworks.com/rss.xml; this link opens the Palo Alto Networks advisory index instead of the raw feed document.
Palo Alto Networks
Official vendor advisoryofficial
Official advisory page fetched and parsed; accepted detail fields are attributed to this page.
Palo Alto Networks
CVE.org CNA affected-product recordCVE.org
Structured CNA affected[] data independently confirmed the affected product scope; native advisory content remains authoritative.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-0284NVD CVE.org MITRE

Official resources

PAN-OS / Panorama upgrade guide (target: 12.1.4-h8 / 12.1.7-h2 / 12.1.8)
Official documentation
This advisory names 12.1.4-h8 / 12.1.7-h2 / 12.1.8 as the first fixed releases — official upgrade documentation for PAN-OS firewalls and Panorama.
Prisma Access / Prisma documentation
Official documentation
Official Prisma product documentation for the affected component.
Palo Alto Networks Security Advisories portal
Official documentation
Canonical advisory portal — check here for the latest revision of this advisory and affected-version updates.

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