HIGHVulnerability
Verified
Global

CISA KEV: Palo Alto Networks PAN-OS — Palo Alto Networks PAN-OS Authentication Bypass Vulnerability

·Source: CISA KEV

Updated:

Executive Summary

Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection.

Analysis

Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection. Added to CISA Known Exploited Vulnerabilities catalog on 2026-05-29. Remediation due: 2026-06-01.

Indicators of Compromise (1)

CVE (1)
CVE-2026-0257
NVDMITRE CVE
Source Attribution

Originally published by CISA KEV on May 29, 2026. Verified by: CISA.

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