Critical active threat
CVE-2026-0257 Palo Alto Networks PAN-OS Authentication Bypass
- Actively exploited (CISA KEV)
- Listed on CISA KEV
- Authentication bypass — unauthenticated access risk
Palo Alto Networks PAN-OS Auth Bypass is on CISA KEV — confirmed in-the-wild exploitation. Expect continued targeting while the issue remains on the catalog.