CyberRota
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CVE-2026-0257

CRITICAL · CVSS 9.1 EPSS 52.85% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS · Published: 2026-05-13 · Last synced: 2026-06-09

CyberRota Analysis

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CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Unknown

Added to KEV: 2026-05-29

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CVE
CVE-2026-0257
Severity
CRITICAL
CVSS
9.1
EPSS
52.85%
Palo Alto PAN-OS

Original NVD 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.