CVE-2026-0257
PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection. Panorama and Cloud NGFW are not impacted by these issues.
| CWE | CWE-565 |
| Vendor | palo alto networks |
| Product | cloud ngfw |
| Published | May 13, 2026 |
| Last Updated | May 13, 2026 |
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Affected Versions
Palo Alto Networks / Cloud NGFW
All versions affected Palo Alto Networks / PAN-OS
12.1.0 < 12.1.7, 12.1.4-h6 11.2.0 < 11.2.12, 11.2.10-h7, 11.2.7-h14, 11.2.4-h17 11.1.0 < 11.1.15, 11.1.13-h5, 11.1.10-h25, 11.1.7-h6, 11.1.6-h32, 11.1.4-h33 10.2.0 < 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34
Palo Alto Networks / Prisma Access
10.2.0 < 10.2.10-h36 11.2.0 < 11.2.7-h13
References
Credits
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.