CVE-2026-0281: PAN-OS: Information Disclosure Vulnerability in Management Web Interface

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-09 · updated 2026-08-11
Weakness: CWE-524

Description

An information disclosure vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web interface to obtain web session tokens. This requires a legitimate user to first click on a malicious link provided by the attacker. The security risk posed by this issue is minimized by restricting access to the management web interface 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.

Affected products

Palo Alto Networks PAN-OS: from 10.2.0 before 11.1.16; from 11.2.0 before 11.2.13; from 12.1.0 before 12.1.8 — fixed in 11.1.16, 11.2.13, 12.1.8

How to fix

Upgrade to a fixed version: Palo Alto Networks PAN-OS 11.1.16, 11.2.13, 12.1.8. Check the vendor advisory for mitigations.

References

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