Activamente explotadaCVSS 9.1 · CRITICAL
CVE-2026-0257
Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection.
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Puntaje: 9.1(CRITICAL)
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NAV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: NONE
Tipo de falla (CWE):
CWE-565CISA KEV
Agregada al KEV: 2026-05-29
Fecha límite federal: 2026-06-01
Uso conocido en ransomware: Unknown
Acción requerida
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS
Probabilidad de explotación (próx. 30 días): 0.0006 (0.1%)
Percentil: 20.4%
EPSS: 2026-05-29
Afecta
paloaltonetworks:pan-ospaloaltonetworks:prisma_accessDescripción técnica
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.
Publicada: 13/5/2026, 19:17:01
Última modificación: 29/5/2026, 20:16:21