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CVE intelligence

CVE-2026-0318

Vulnerability intelligence

Published Oct 14, 2026Sources checked Oct 21, 2026
4.6MEDIUMCVSS out of 10
What this means

Review the available evidence

CVE-2026-0318 and is rated Medium severity with a CVSS score of 4.6. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Palo Alto Networks Security Advisories guidance

Vendor revision: Oct 14, 2026
Vendor remediation details

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. PAN-OS 12.2 12.2.0 through 12.2.3 Upgrade to 12.2.4 or later. PAN-OS 12.1 12.1.8 through 12.1.10-h* Upgrade to 12.1.10-h2 or later. 12.1.5 through 12.1.7-h* Upgrade to 12.1.7-h8 or 12.1.10-h2 or later. 12.1.2 through 12.1.4-h* Upgrade to 12.1.4-h12 or 12.1.10-h2 or later. PAN-OS 11.2 11.2.14 through 11.2.14-h* Upgrade to 11.2.15 or later. 11.2.11 through 11.2.13-h* Upgrade to 11.2.13-h3 or 11.2.15 or later. 11.2.8 through 11.2.10-h* Upgrade to 11.2.10-h15 or 11.2.15 or later. 11.2.5 through 11.2.7-h* Upgrade to 11.2.7-h21 or 11.2.15 or later. 11.2.0 through 11.2.4-h* Upgrade to 11.2.4-h22 or 11.2.15 or later. PAN-OS 11.1 11.1.14 through 11.1.16-h* Upgrade to 11.1.16-h3 or later. 11.1.11 through 11.1.13-h* Upgrade to 11.1.13-h15 or 11.1.16-h3 or later. 11.1.8 through 11.1.10-h* Upgrade to 11.1.10-h35 or 11.1.16-h3 or later. 11.1.7 through 11.1.7-h* Upgrade to 11.1.7-h11 or 11.1.16-h3 or later. 11.1.5 through 11.1.6-h* Upgrade to 11.1.6-h39 or 11.1.16-h3 or later. 11.1.0 through 11.1.4-h* Upgrade to 11.1.4-h37 or 11.1.16-h3 or later. All older Upgrade to a supported fixed version. unsupported PAN-OS versions Prisma Access No action needed.

Vendor-listed releases

  • Cloud NGFW All
  • PAN-OS 12.2 >= 12.2.4 on Panorama
  • PAN-OS 12.1 >= 12.1.4-h12 on Panorama, >= 12.1.7-h8 on Panorama, >= 12.1.10-h2 on Panorama
  • PAN-OS 11.2 >= 11.2.4-h22 on Panorama, >= 11.2.7-h21 on Panorama, >= 11.2.10-h15 on Panorama, >= 11.2.13-h3 on Panorama, >= 11.2.15 on Panorama
  • PAN-OS 11.1 >= 11.1.4-h37 on Panorama, >= 11.1.6-h39 on Panorama, >= 11.1.7-h11 on Panorama, >= 11.1.10-h35 on Panorama, >= 11.1.13-h15 on Panorama, >= 11.1.16-h3 on Panora
  • Prisma Access All
CISA KEVNot listedBased on the latest collected catalog
EPSS0.3%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview

What is CVE-2026-0318?

A stack-based buffer overflow vulnerability in the log processing functionality of Palo Alto Networks PAN-OS® software on Panorama enables an attacker to cause a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the Panorama entering maintenance mode.

Cloud NGFW, Prisma® Access, and standalone PAN-OS firewalls are not affected by this vulnerability.

Source: NVD