CVE-2026-0284 PUBLISHED

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

Assigner: palo_alto
Reserved: 03.11.2025 Published: 09.07.2026 Updated: 09.07.2026

An XML injection vulnerability in the Large Scale VPN (LSVPN) functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to inject malicious XML content, potentially leading to information disclosure or corruption of internal LSVPN satellite data.

Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:L/E:U/AU:N/R:A/V:D/RE:M/U:Amber
CVSS Score: 4.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	High
Attack Complexity	Low	Integrity	Low	Integrity	Low
Attack Requirements	None	Availability	None	Availability	Low
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Palo Alto Networks
Product	Cloud NGFW
Versions	Default: unaffected Version All is unaffected

Vendor	Palo Alto Networks
Product	PAN-OS
Versions	Default: unaffected affected from 12.1.0 to 12.1.4-h8 (excl.) affected from 11.2.0 to 11.2.4-h20 (excl.) affected from 11.1.0 to 11.1.4-h35 (excl.) affected from 10.2.0 to 10.2.7-h36 (excl.)

Vendor	Palo Alto Networks
Product	Prisma Access
Versions	Default: unaffected Version All is unaffected

Exploits

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Credits

our internal security research teams finder

References

https://security.paloaltonetworks.com/CVE-2026-0284

Problem Types

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE

Impacts

CAPEC-250 XML Injection