CVE-2026-0257

HIGH7.8

CISA KEVPublic PoCTrendingHigh EPSS

Description

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.

CVSS breakdown

CVSS 4.0

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

None

User Interaction

None

Confidentiality (Vulnerable System)

Low

Integrity (Vulnerable System)

None

Availability (Vulnerable System)

None

Confidentiality (Subsequent System)

High

Integrity (Subsequent System)

High

Availability (Subsequent System)

None

Adjacent

None

Adjacent

Red

Affected products

Palo Alto Networks / Cloud NGFWAll – All
Palo Alto Networks / pan-os12.1.6 – 12.1.6
Palo Alto Networks / pan-os12.1.5 – 12.1.5
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.4 – 12.1.4
Palo Alto Networks / pan-os12.1.3 – 12.1.3
Palo Alto Networks / pan-os12.1.2 – 12.1.2
Palo Alto Networks / pan-os11.2.11 – 11.2.11
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.10 – 11.2.10
Palo Alto Networks / pan-os11.2.9 – 11.2.9
Palo Alto Networks / pan-os11.2.8 – 11.2.8
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.7 – 11.2.7
Palo Alto Networks / pan-os11.2.6 – 11.2.6
Palo Alto Networks / pan-os11.2.5 – 11.2.5
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.4 – 11.2.4
Palo Alto Networks / pan-os11.2.3 – 11.2.3
Palo Alto Networks / pan-os11.2.2 – 11.2.2
Palo Alto Networks / pan-os11.2.1 – 11.2.1
Palo Alto Networks / pan-os11.2.0 – 11.2.0
Palo Alto Networks / pan-os11.1.14 – 11.1.14
Palo Alto Networks / pan-os11.1.13 – 11.1.13
Palo Alto Networks / pan-os11.1.13 – 11.1.13
Palo Alto Networks / pan-os11.1.13 – 11.1.13
Palo Alto Networks / pan-os11.1.13 – 11.1.13
Palo Alto Networks / pan-os11.1.12 – 11.1.12
Palo Alto Networks / pan-os11.1.11 – 11.1.11
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.10 – 11.1.10
Palo Alto Networks / pan-os11.1.9 – 11.1.9
Palo Alto Networks / pan-os11.1.8 – 11.1.8
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.6 – 11.1.6
Palo Alto Networks / pan-os11.1.5 – 11.1.5
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.4 – 11.1.4
Palo Alto Networks / pan-os11.1.3 – 11.1.3
Palo Alto Networks / pan-os11.1.2 – 11.1.2
Palo Alto Networks / pan-os11.1.1 – 11.1.1
Palo Alto Networks / pan-os11.1.0 – 11.1.0
Palo Alto Networks / pan-os10.2.18 – 10.2.18
Palo Alto Networks / pan-os10.2.18 – 10.2.18
Palo Alto Networks / pan-os10.2.18 – 10.2.18
Palo Alto Networks / pan-os10.2.17 – 10.2.17
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.16 – 10.2.16
Palo Alto Networks / pan-os10.2.15 – 10.2.15
Palo Alto Networks / pan-os10.2.14 – 10.2.14
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.13 – 10.2.13
Palo Alto Networks / pan-os10.2.12 – 10.2.12
Palo Alto Networks / pan-os10.2.11 – 10.2.11
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.10 – 10.2.10
Palo Alto Networks / pan-os10.2.9 – 10.2.9
Palo Alto Networks / pan-os10.2.8 – 10.2.8
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.7 – 10.2.7
Palo Alto Networks / pan-os10.2.6 – 10.2.6
Palo Alto Networks / pan-os10.2.5 – 10.2.5
Palo Alto Networks / pan-os10.2.4 – 10.2.4
Palo Alto Networks / pan-os10.2.3 – 10.2.3
Palo Alto Networks / pan-os10.2.2 – 10.2.2
Palo Alto Networks / pan-os10.2.1 – 10.2.1
Palo Alto Networks / pan-os10.2.0 – 10.2.0
Palo Alto Networks / Prisma Access10.2.0 – 10.2.10-h36
Palo Alto Networks / Prisma Access11.2.0 – 11.2.7-h13

Exploits & proofs of concept

nucleiPalo Alto Networks PAN-OS - Authentication Bypassby dhiyaneshdk,sfewer-r7

References

MISChttps://security.paloaltonetworks.com/CVE-2026-0257