Critical severity · published Jul 9, 2026
CVE-2026-0284
PAN-OS: XML Injection Vulnerability in Large Scale VPN (LSVPN)
9.9
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
PAN-OS · Palo Alto Networks
12.1.0 before 12.1.4-h8; 11.2.0 before 11.2.4-h20; 11.1.0 before 11.1.4-h35; 10.2.0 before 10.2.7-h36 · source: vendor, NVD
RA
RUGGEDCOM APE1808 · Siemens
0 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0284
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0284
Vendor Advisory
https://security.paloaltonetworks.com/CVE-2026-0284
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-104023.html
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