CVE-2026-0257
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
—
EPSS — probability of exploitation (30 days)
95.2%
99.9th percentile
CISA KEV
Listed
Added 2026-05-29 · patch by 2026-06-01
Weakness / dates
—
Published — · modified —
Description
Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection.