CVE-2026-0283: PAN-OS: Authentication Bypass Vulnerability in Large Scale VPN (LSVPN) (Severity: MEDIUM)

Published Jul 8, 2026
·
Updated

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.

Affected Software

206 affected componentsFixes available
Palo Alto Networks Cloud NGFW
Palo Alto Networks PAN-OS<12.1.8, =12.1.0, <11.2.13, =11.2.0, <11.1.16, =11.1.0, <10.2.18-h8, =10.2.0
12.1.812.1.7-h212.1.4-h811.2.1311.2.10-h1211.2.7-h1811.2.4-h2011.1.1611.1.13-h911.1.10-h3011.1.7-h811.1.6-h3511.1.4-h3510.2.18-h810.2.16-h910.2.13-h2310.2.10-h3910.2.7-h36
Palo Alto Networks Prisma Access
Palo Alto Networks PAN-OS>=10.2.0<10.2.7
Palo Alto Networks PAN-OS>=10.2.8<10.2.10
Palo Alto Networks PAN-OS>=10.2.11<10.2.13
Palo Alto Networks PAN-OS>=10.2.14<10.2.16
Palo Alto Networks PAN-OS=10.2.7
Palo Alto Networks PAN-OS=10.2.7-h1
Palo Alto Networks PAN-OS=10.2.7-h10
Palo Alto Networks PAN-OS=10.2.7-h11
Palo Alto Networks PAN-OS=10.2.7-h12
Palo Alto Networks PAN-OS=10.2.7-h13
Palo Alto Networks PAN-OS=10.2.7-h14
Palo Alto Networks PAN-OS=10.2.7-h15
Palo Alto Networks PAN-OS=10.2.7-h16
Palo Alto Networks PAN-OS=10.2.7-h17
Palo Alto Networks PAN-OS=10.2.7-h18
Palo Alto Networks PAN-OS=10.2.7-h19
Palo Alto Networks PAN-OS=10.2.7-h2
Palo Alto Networks PAN-OS=10.2.7-h20
Palo Alto Networks PAN-OS=10.2.7-h21
Palo Alto Networks PAN-OS=10.2.7-h22
Palo Alto Networks PAN-OS=10.2.7-h23
Palo Alto Networks PAN-OS=10.2.7-h24
Palo Alto Networks PAN-OS=10.2.7-h3
Palo Alto Networks PAN-OS=10.2.7-h32
Palo Alto Networks PAN-OS=10.2.7-h34
Palo Alto Networks PAN-OS=10.2.7-h35
Palo Alto Networks PAN-OS=10.2.7-h4
Palo Alto Networks PAN-OS=10.2.7-h5
Palo Alto Networks PAN-OS=10.2.7-h6
Palo Alto Networks PAN-OS=10.2.7-h7
Palo Alto Networks PAN-OS=10.2.7-h8
Palo Alto Networks PAN-OS=10.2.7-h9
Palo Alto Networks PAN-OS=10.2.10
Palo Alto Networks PAN-OS=10.2.10-h1
Palo Alto Networks PAN-OS=10.2.10-h10
Palo Alto Networks PAN-OS=10.2.10-h11
Palo Alto Networks PAN-OS=10.2.10-h12
Palo Alto Networks PAN-OS=10.2.10-h13
Palo Alto Networks PAN-OS=10.2.10-h14
Palo Alto Networks PAN-OS=10.2.10-h17
Palo Alto Networks PAN-OS=10.2.10-h18
Palo Alto Networks PAN-OS=10.2.10-h2
Palo Alto Networks PAN-OS=10.2.10-h21
Palo Alto Networks PAN-OS=10.2.10-h27
Palo Alto Networks PAN-OS=10.2.10-h3
Palo Alto Networks PAN-OS=10.2.10-h30
Palo Alto Networks PAN-OS=10.2.10-h31
Palo Alto Networks PAN-OS=10.2.10-h36
Palo Alto Networks PAN-OS=10.2.10-h37
Palo Alto Networks PAN-OS=10.2.10-h4
Palo Alto Networks PAN-OS=10.2.10-h5
Palo Alto Networks PAN-OS=10.2.10-h6
Palo Alto Networks PAN-OS=10.2.10-h7
Palo Alto Networks PAN-OS=10.2.13
Palo Alto Networks PAN-OS=10.2.13-h1
Palo Alto Networks PAN-OS=10.2.13-h10
Palo Alto Networks PAN-OS=10.2.13-h15
Palo Alto Networks PAN-OS=10.2.13-h16
Palo Alto Networks PAN-OS=10.2.13-h18
Palo Alto Networks PAN-OS=10.2.13-h2
Palo Alto Networks PAN-OS=10.2.13-h21
Palo Alto Networks PAN-OS=10.2.13-h22
Palo Alto Networks PAN-OS=10.2.13-h3
Palo Alto Networks PAN-OS=10.2.13-h4
Palo Alto Networks PAN-OS=10.2.13-h5
Palo Alto Networks PAN-OS=10.2.13-h7
Palo Alto Networks PAN-OS=10.2.16
Palo Alto Networks PAN-OS=10.2.16-h1
Palo Alto Networks PAN-OS=10.2.16-h4
Palo Alto Networks PAN-OS=10.2.16-h6
Palo Alto Networks PAN-OS=10.2.16-h7
Palo Alto Networks PAN-OS=10.2.16-h8
Palo Alto Networks PAN-OS=10.2.17
Palo Alto Networks PAN-OS=10.2.18-h1
Palo Alto Networks PAN-OS=10.2.18-h5
Palo Alto Networks PAN-OS=10.2.18-h6
Palo Alto Networks PAN-OS=10.2.18-h7
Palo Alto Networks PAN-OS>=11.1.0<11.1.4
Palo Alto Networks PAN-OS>=11.1.8<11.1.10
Palo Alto Networks PAN-OS>=11.1.11<11.1.13
Palo Alto Networks PAN-OS>=11.1.14<11.1.16
Palo Alto Networks PAN-OS=11.1.4
Palo Alto Networks PAN-OS=11.1.4-h1
Palo Alto Networks PAN-OS=11.1.4-h10
Palo Alto Networks PAN-OS=11.1.4-h11
Palo Alto Networks PAN-OS=11.1.4-h12
Palo Alto Networks PAN-OS=11.1.4-h13
Palo Alto Networks PAN-OS=11.1.4-h15
Palo Alto Networks PAN-OS=11.1.4-h17
Palo Alto Networks PAN-OS=11.1.4-h18
Palo Alto Networks PAN-OS=11.1.4-h2
Palo Alto Networks PAN-OS=11.1.4-h25
Palo Alto Networks PAN-OS=11.1.4-h27
Palo Alto Networks PAN-OS=11.1.4-h3
Palo Alto Networks PAN-OS=11.1.4-h32
Palo Alto Networks PAN-OS=11.1.4-h33
Palo Alto Networks PAN-OS=11.1.4-h34
Palo Alto Networks PAN-OS=11.1.4-h4
Palo Alto Networks PAN-OS=11.1.4-h5
Palo Alto Networks PAN-OS=11.1.4-h6
Palo Alto Networks PAN-OS=11.1.4-h7
Palo Alto Networks PAN-OS=11.1.4-h8
Palo Alto Networks PAN-OS=11.1.4-h9
Palo Alto Networks PAN-OS=11.1.5
Palo Alto Networks PAN-OS=11.1.6
Palo Alto Networks PAN-OS=11.1.6-h1
Palo Alto Networks PAN-OS=11.1.6-h10
Palo Alto Networks PAN-OS=11.1.6-h14
Palo Alto Networks PAN-OS=11.1.6-h17
Palo Alto Networks PAN-OS=11.1.6-h18
Palo Alto Networks PAN-OS=11.1.6-h19
Palo Alto Networks PAN-OS=11.1.6-h2
Palo Alto Networks PAN-OS=11.1.6-h20
Palo Alto Networks PAN-OS=11.1.6-h21
Palo Alto Networks PAN-OS=11.1.6-h22
Palo Alto Networks PAN-OS=11.1.6-h23
Palo Alto Networks PAN-OS=11.1.6-h25
Palo Alto Networks PAN-OS=11.1.6-h29
Palo Alto Networks PAN-OS=11.1.6-h3
Palo Alto Networks PAN-OS=11.1.6-h32
Palo Alto Networks PAN-OS=11.1.6-h33
Palo Alto Networks PAN-OS=11.1.6-h34
Palo Alto Networks PAN-OS=11.1.6-h4
Palo Alto Networks PAN-OS=11.1.6-h6
Palo Alto Networks PAN-OS=11.1.6-h7
Palo Alto Networks PAN-OS=11.1.10
Palo Alto Networks PAN-OS=11.1.10-h1
Palo Alto Networks PAN-OS=11.1.10-h10
Palo Alto Networks PAN-OS=11.1.10-h12
Palo Alto Networks PAN-OS=11.1.10-h21
Palo Alto Networks PAN-OS=11.1.10-h25
Palo Alto Networks PAN-OS=11.1.10-h26
Palo Alto Networks PAN-OS=11.1.10-h27
Palo Alto Networks PAN-OS=11.1.10-h28
Palo Alto Networks PAN-OS=11.1.10-h4
Palo Alto Networks PAN-OS=11.1.10-h5
Palo Alto Networks PAN-OS=11.1.10-h7
Palo Alto Networks PAN-OS=11.1.10-h9
Palo Alto Networks PAN-OS=11.1.13
Palo Alto Networks PAN-OS=11.1.13-h1
Palo Alto Networks PAN-OS=11.1.13-h2
Palo Alto Networks PAN-OS=11.1.13-h3
Palo Alto Networks PAN-OS=11.1.13-h5
Palo Alto Networks PAN-OS=11.1.13-h6
Palo Alto Networks PAN-OS=11.1.13-h7
Palo Alto Networks PAN-OS=11.1.13-h8
Palo Alto Networks PAN-OS>=11.2.0<11.2.4
Palo Alto Networks PAN-OS>=11.2.5<11.2.7
Palo Alto Networks PAN-OS>=11.2.8<11.2.10
Palo Alto Networks PAN-OS>=11.2.11<11.2.13
Palo Alto Networks PAN-OS=11.2.4
Palo Alto Networks PAN-OS=11.2.4-h1
Palo Alto Networks PAN-OS=11.2.4-h10
Palo Alto Networks PAN-OS=11.2.4-h11
Palo Alto Networks PAN-OS=11.2.4-h12
Palo Alto Networks PAN-OS=11.2.4-h14
Palo Alto Networks PAN-OS=11.2.4-h15
Palo Alto Networks PAN-OS=11.2.4-h17
Palo Alto Networks PAN-OS=11.2.4-h18
Palo Alto Networks PAN-OS=11.2.4-h2
Palo Alto Networks PAN-OS=11.2.4-h3
Palo Alto Networks PAN-OS=11.2.4-h4
Palo Alto Networks PAN-OS=11.2.4-h5
Palo Alto Networks PAN-OS=11.2.4-h6
Palo Alto Networks PAN-OS=11.2.4-h7
Palo Alto Networks PAN-OS=11.2.4-h8
Palo Alto Networks PAN-OS=11.2.4-h9
Palo Alto Networks PAN-OS=11.2.7
Palo Alto Networks PAN-OS=11.2.7-h1
Palo Alto Networks PAN-OS=11.2.7-h10
Palo Alto Networks PAN-OS=11.2.7-h11
Palo Alto Networks PAN-OS=11.2.7-h12
Palo Alto Networks PAN-OS=11.2.7-h13
Palo Alto Networks PAN-OS=11.2.7-h14
Palo Alto Networks PAN-OS=11.2.7-h15
Palo Alto Networks PAN-OS=11.2.7-h16
Palo Alto Networks PAN-OS=11.2.7-h17
Palo Alto Networks PAN-OS=11.2.7-h2
Palo Alto Networks PAN-OS=11.2.7-h3
Palo Alto Networks PAN-OS=11.2.7-h4
Palo Alto Networks PAN-OS=11.2.7-h7
Palo Alto Networks PAN-OS=11.2.7-h8
Palo Alto Networks PAN-OS=11.2.10
Palo Alto Networks PAN-OS=11.2.10-h1
Palo Alto Networks PAN-OS=11.2.10-h10
Palo Alto Networks PAN-OS=11.2.10-h2
Palo Alto Networks PAN-OS=11.2.10-h3
Palo Alto Networks PAN-OS=11.2.10-h4
Palo Alto Networks PAN-OS=11.2.10-h5
Palo Alto Networks PAN-OS=11.2.10-h6
Palo Alto Networks PAN-OS=11.2.10-h7
Palo Alto Networks PAN-OS=11.2.10-h8
Palo Alto Networks PAN-OS=11.2.10-h9
Palo Alto Networks PAN-OS>=12.1.2<12.1.4
Palo Alto Networks PAN-OS>=12.1.5<12.1.7
Palo Alto Networks PAN-OS=12.1.4
Palo Alto Networks PAN-OS=12.1.4-h2
Palo Alto Networks PAN-OS=12.1.4-h3
Palo Alto Networks PAN-OS=12.1.4-h5
Palo Alto Networks PAN-OS=12.1.4-h6
Palo Alto Networks PAN-OS=12.1.4-h7
Palo Alto Networks PAN-OS=12.1.7
Palo Alto Networks PAN-OS=12.1.7-h1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 12.1.8Fixed in 12.1.7-h2Fixed in 12.1.4-h8Fixed in 11.2.13Fixed in 11.2.10-h12Fixed in 11.2.7-h18Fixed in 11.2.4-h20Fixed in 11.1.16Fixed in 11.1.13-h9Fixed in 11.1.10-h30Fixed in 11.1.7-h8Fixed in 11.1.6-h35Fixed in 11.1.4-h35Fixed in 10.2.18-h8Fixed in 10.2.16-h9Fixed in 10.2.13-h23Fixed in 10.2.10-h39Fixed in 10.2.7-h36
  2. Upgrade

    Upgrade Palo Alto Networks PAN-OS 10.2 to a version that resolves this vulnerability.

    Fixed in 10.2.7-h36
  3. Upgrade

    Upgrade Palo Alto Networks PAN-OS 10.2 to a version that resolves this vulnerability.

    Fixed in 10.2.13-h23
  4. Upgrade

    Upgrade Palo Alto Networks PAN-OS 10.2 to a version that resolves this vulnerability.

    Fixed in 10.2.16-h9
  5. Upgrade

    Upgrade Palo Alto Networks PAN-OS 10.2 to a version that resolves this vulnerability.

    Fixed in 10.2.10-h39
  6. Upgrade

    Upgrade Palo Alto Networks PAN-OS 11.1 to a version that resolves this vulnerability.

    Fixed in 11.1.16
  7. Upgrade

    Upgrade Palo Alto Networks PAN-OS 11.2 to a version that resolves this vulnerability.

    Fixed in 11.2.13
  8. Upgrade

    Upgrade Palo Alto Networks PAN-OS 12.1 to a version that resolves this vulnerability.

    Fixed in 12.1.8
  9. Upgrade

    Upgrade Palo Alto Networks PAN-OS 10.2 to a version that resolves this vulnerability.

    Fixed in 10.2.18-h8
  10. Upgrade

    Upgrade Palo Alto Networks PAN-OS 12.1 to a version that resolves this vulnerability.

    Fixed in 12.1.7-h2
  11. Configuration

    Ensure Threat ID 510032 is enabled/protected by applying the vulnerability protection security profile to your GlobalProtect interface.

    Palo Alto Networks PAN-OS Threat ID 510032 (vulnerability protection) vulnerability protection security profile applied to GlobalProtect interface = applied

Event History

Jul 8, 2026
Advisory Published
via Palo Alto Networks·04:00 PM
Data Sourced
via Palo Alto Networks·04:00 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jul 9, 2026
CVE Published
via MITRE·07:01 PM
Data Sourced
via MITRE·07:01 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-0283?

CVE-2026-0283 has a severity score of high, rated at 7.8 on the CVSS scale.

2

How do I fix CVE-2026-0283?

To fix CVE-2026-0283, it is recommended to update your Palo Alto Networks PAN-OS software to the latest version that addresses this vulnerability.

3

What impact does CVE-2026-0283 have on network security?

CVE-2026-0283 allows an attacker with network access to bypass security restrictions, potentially allowing unauthorized site-to-site VPN connections.

4

Who is affected by CVE-2026-0283?

The vulnerability affects users of Palo Alto Networks PAN-OS software implementing Large Scale VPN (LSVPN) functionality.

5

Is CVE-2026-0283 present in Palo Alto Networks products other than PAN-OS?

CVE-2026-0283 specifically affects PAN-OS software and does not apply to Panorama, Cloud NGFW, or Prisma Access.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203