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CVE-2026-0283

MEDIUM 4.5 ALL-YEARS

Published 2026-07-09 · Last modified 2026-08-11 · palo_alto · NVD: Modified

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.

LIMITED SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 12th percentile

○ In CISA KEV○ Public exploit / PoC◆ SSVC: exploitation none, automatable yes

Impact if exploited

4.5CVSS 4.0 · MEDIUM · CNA

  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityLow

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable
  • ✓Requirements: No special attack requirements

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

No public exploit or proof-of-concept code is catalogued for this CVE (no ExploitDB, Nuclei, or CISA-KEV entry). It may still exist — search GitHub or check the references below.

Affected

Vendors Palo Alto Networks Siemens Paloaltonetworks

Products Cloud Ngfw Pan Os Prisma Access Ruggedcom Ape1808

Weakness (CWE)

  • CWE-306: Missing Authentication for Critical Function

CVSS vector

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

Known Affected Software Configurations

VendorProductVersion range
PaloaltonetworksPan Os≥ 10.2.0 and < 10.2.7
PaloaltonetworksPan Os≥ 10.2.8 and < 10.2.10
PaloaltonetworksPan Os≥ 10.2.11 and < 10.2.13
PaloaltonetworksPan Os≥ 10.2.14 and < 10.2.16
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.17
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os≥ 11.1.0 and < 11.1.4
PaloaltonetworksPan Os≥ 11.1.8 and < 11.1.10
PaloaltonetworksPan Os≥ 11.1.11 and < 11.1.13
PaloaltonetworksPan Os≥ 11.1.14 and < 11.1.16
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.5
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6

Showing 120 of 203 configuration entries. Full list on NVD.

All CVSS metrics

  • MEDIUM 4.5 v4.0 · CNA Primary
    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
  • MEDIUM 4.5 v4.0 · NVD Secondary
    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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Amber
  • HIGH 7.2 v3.1 · NVD Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

References

Advisories

Technical & other

Sources: NVD · CVE.org · EPSS