CVE detail

CVE-2026-0257 — Palo Alto Networks PAN-OS Authentication Bypass Vulnerability

Published 2026-05-29 · Modified 2026-05-29 · Source kev

HIGH

severity

CVSS-derived band

n/a

CVSS v3

0–10 scale

0.9391

EPSS probability

exploitation probability, 30d

100.0%

EPSS percentile

percentile vs all CVEs

LISTED

CISA KEV

due 2026-06-01

Description

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

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.