CVE-2026-0283PAN-OS: Authentication Bypass Vulnerability in Large Scale VPN (LSVPN)
Updated under an hour ago ()
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It affects Palo Alto Networks Cloud NGFW and 4 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.5 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:H/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
- Weakness (CWE)
- CWE-306
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- palo_alto
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Palo Alto Networks Cloud NGFW palo_alto_networks:cloud_ngfw (from the name) | all versions not affected | CNA record |
Palo Alto Networks PAN-OS palo_alto_networks:pan-os | from 12.1.0 before 12.1.8; fixed at 12.1.8, fixed at 12.1.7-h2, fixed at 12.1.4-h8; from 11.2.0 before 11.2.13; fixed at 11.2.13, fixed at 11.2.10-h12, fixed at 11.2.7-h18, fixed at 11.2.4-h20; from 11.1.0 before 11.1.16; fixed at 11.1.16, fixed at 11.1.13-h9, fixed at 11.1.10-h30, fixed at 11.1.7-h8, fixed at 11.1.6-h35, fixed at 11.1.4-h35; from 10.2.0 before 10.2.18-h8; fixed at 10.2.18-h8, fixed at 10.2.16-h9, fixed at 10.2.13-h23, fixed at 10.2.10-h39, fixed at 10.2.7-h36 | CNA record |
Palo Alto Networks Prisma Access palo_alto_networks:prisma_access (from the name) | all versions not affected | CNA record |
Siemens RUGGEDCOM APE1808 siemens:ruggedcom_ape1808 (from the name) | all versions | CISA ADP |
paloaltonetworks pan-os paloaltonetworks:pan-os | from 10.2.0 before 10.2.7; from 10.2.8 before 10.2.10; from 10.2.11 before 10.2.13; from 10.2.14 before 10.2.16; 10.2.7; 10.2.7; 10.2.7; 10.2.7; and 193 more ranges | NVD |
References
- https://security.paloaltonetworks.com/CVE-2026-0283vendor-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-104023.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.