CVE-2026-0328: PAN-OS: User Impersonation through GlobalProtect Portal

Is it exploited?

Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of 10 Nov 2026. If CISA adds it, this page shows it as known exploited.

How likely is exploitation in the next 30 days?

Not yet scored. FIRST's EPSS model has no score for this record as of 11 Nov 2026.

How severe?

2.7 Low

CVSS v4.0 base score, given by the CNA

What should I do?

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. Full textSolution from the CVE record.

CISA has set no required action, because the vulnerability is not in KEV.

Advisories and patches (1)

Which versions are affected?

Affected

• from 12.2.0 to before 12.2.4-h2
• from 12.1.0 to before 12.1.10-h4
• from 11.2.0 to before 11.2.16-h2

Unaffected All; from 12.2.4-h2; from 12.1.10-h4; from 12.1.7-h12; from 12.1.4-h14; from 11.2.16-h2; and 5 more

Versions by product

Source: CISA KEV 2026.11.10, as of 10 Nov 2026; FIRST EPSS, as of 11 Nov 2026; CVE List, as of 12 Nov 2026. About the data.

Description

PAN-OS: User Impersonation through GlobalProtect Portal

Authentication bypass vulnerabilities in the GlobalProtect™ portal and gateway of Palo Alto Networks PAN-OS® software enables an unauthenticated user to bypass security restrictions and establish an unauthorized VPN connection. Panorama, Cloud NGFW, and Prisma® Access are not affected by this vulnerability.

Source: CVE List, as of 12 Nov 2026. About the data.

What to do

Advisories and patches

• security.paloaltonetworks.com (Vendor advisory)

Solution (from the CVE record)

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. PAN-OS 12.2 12.2.0 through 12.2.4-h* Upgrade to 12.2.4-h2 or later. PAN-OS 12.1 12.1.8 through 12.1.10-h* Upgrade to 12.1.10-h4 or later. 12.1.5 through 12.1.7-h* Upgrade to 12.1.7-h12 or 12.1.10-h4 or later. 12.1.2 through 12.1.4-h* Upgrade to 12.1.4-h14 or 12.1.10-h4 or later. PAN-OS 11.2 11.2.15 through 11.2.16-h* Upgrade to 11.2.16-h2 or later. 11.2.11 through 11.2.13-h* Upgrade to 11.2.13-h5 or 11.2.16-h2 or later. 11.2.8 through 11.2.10-h* Upgrade to 11.2.10-h18 or 11.2.16-h2 or later. 11.2.5 through 11.2.7-h* Upgrade to 11.2.7-h24 or 11.2.16-h2 or later. 11.2.0 through 11.2.4-h* Upgrade to 11.2.4-h24 or 11.2.16-h2 or later. PAN-OS 11.1 11.1.14 through 11.1.16-h* Upgrade to 11.1.16-h5 or later. 11.1.11 through 11.1.13-h* Upgrade to 11.1.13-h17 or 11.1.16-h5 or later. 11.1.8 through 11.1.10-h* Upgrade to 11.1.10-h37 or 11.1.16-h5 or later. 11.1.7 through 11.1.7-h* Upgrade to 11.1.7-h13 or 11.1.16-h5 or later. 11.1.5 through 11.1.6-h* Upgrade to 11.1.6-h41 or 11.1.16-h5 or later. 11.1.0 through 11.1.4-h* Upgrade to 11.1.4-h39 or 11.1.16-h5 or later. PAN-OS 10.2 10.2.17 through 10.2.18-h* Upgrade to 10.2.18-h14 or later. 10.2.14 through 10.2.16-h* Upgrade to 10.2.16-h13 or 10.2.18-h14 or later. 10.2.11 through 10.2.13-h* Upgrade to 10.2.13-h28 or 10.2.18-h14 or later. 10.2.8 through 10.2.10-h* Upgrade to 10.2.10-h43 or 10.2.18-h14 or later. 10.2.0 through 10.2.7-h* Upgrade to 10.2.7-h40 or 10.2.18-h14 or later. All older Upgrade to a supporte…

Workaround (from the CVE record)

No known workarounds exist for this issue.

This summary is based on the CVE record as of 12 Nov 2026. Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Source: CVE List, as of 12 Nov 2026. About the data.

Timeline

Known exploited Palo Alto Networks vulnerabilities

• CVE-2026-0322: Palo Alto Networks PAN-OS Code Injection Vulnerability (added 14 Oct 2026)
• CVE-2026-0257: Palo Alto Networks PAN-OS Authentication Bypass Vulnerability (added 29 May 2026)
• CVE-2026-0300: Palo Alto Networks PAN-OS Out-of-bounds Write Vulnerability (added 6 May 2026)
• CVE-2025-0111: Palo Alto Networks PAN-OS File Read Vulnerability (added 20 Feb 2025)
• CVE-2025-0108: Palo Alto Networks PAN-OS Authentication Bypass Vulnerability (added 18 Feb 2025)