SEPTEMBER 25, 2026
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Case File

CVE-2026-0265

HIGH · CVSS 8.1 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-13 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It affects Palo Alto, PAN-OS. Exploitation may require the attacker to be authenticated.

CVE
CVE-2026-0265
Severity
HIGH
CVSS
8.1
EPSS
0.38%
Palo Alto PAN-OS

Original NVD Description

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 higher if CAS is enabled on the management interface and lower when any other login interfaces are used. The risk of this issue is greatly reduced if you secure access to the management web interface by restricting access to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma Access® are not impacted by this vulnerability.

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