Description
An authentication bypass vulnerability in Large Scale VPN ( LSVPN) functionality of Palo Alto Networks PAN-OS software allows an attacker with network access to bypass security restrictions and establish an unauthorized site-to-site VPN connection. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
https://security.paloaltonetworks.com/CVE-2026-0283
Scores
CVSS v3
7.2
EPSS
0.0058
EPSS Percentile
43.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-306
Status
published
Products (8)
Palo Alto Networks/Cloud NGFW
All
Palo Alto Networks/PAN-OS
10.2.0 - 10.2.18-h8
Palo Alto Networks/PAN-OS
11.1.0 - 11.1.16
Palo Alto Networks/PAN-OS
11.2.0 - 11.2.13
Palo Alto Networks/PAN-OS
12.1.0 - 12.1.8
Palo Alto Networks/Prisma Access
All
paloaltonetworks/pan-os
10.2.7 (28 CPE variants)
paloaltonetworks/pan-os
10.2.10 (16 CPE variants)
Published
Jul 09, 2026
Tracked Since
Jul 10, 2026