Vulnerability in Palo Alto Networks Cloud Ngfw
CVE-2026-0265
An authentication bypass vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to bypass authentication controls when Cloud Authentication Service (CAS) is enabled. The risk is high…
EPSS: 0.001 (15.8th percentile) — read the EPSS interpretation.
Affected products
- Palo Alto Networks Cloud Ngfw — versions All
- Palo Alto Networks Pan-os — versions 12.1.0, 11.2.0, 11.1.0
- Palo Alto Networks Prisma Access — versions All
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@paloaltonetworks.com (vendor-advisory)
Frequently asked questions
- What is CVE-2026-0265?
- CVE-2026-0265 is a vulnerability in Palo Alto Networks Cloud Ngfw, classified under Improper Verification of Cryptographic Signature. Published 2026-05-13.
- Is CVE-2026-0265 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.