Palo Alto Networks PAN-OS Code Injection Vulnerability
Description
Palo Alto Networks PAN-OS contains a code injection vulnerability that could allow an authenticated attacker with network access to execute arbitrary code with root privileges on the firewall.
What to do
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
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Details
- Vendor
- Palo Alto Networks
- Product
- PAN-OS
- CVE
- CVE-2026-0322
- Affected versions
- PAN-OS 12.2: from 12.2.0 to 12.2.4 (excluded) — fixed in 12.2.4
PAN-OS 12.1: from 12.1.0 to 12.1.10-h2 (excluded) — fixed in 12.1.4-h12
PAN-OS 11.2: from 11.2.0 to 11.2.16 (excluded) — fixed in 11.2.4-h22
PAN-OS 11.1: from 11.1.0 to 11.1.16-h3 (excluded) — fixed in 11.1.4-h37
PAN-OS 10.2: from 10.2.0 to 10.2.18-h12 (excluded) — fixed in 10.2.7-h38 (from the advisory and NVD; check the exact builds in the official advisory) - CVSS score
- 7.2
- Actively exploited
- Yes, listed in the CISA Known Exploited Vulnerabilities catalog
- CISA due date
- October 17, 2026 (deadline for US federal agencies: a good benchmark for you too)
- Source
- CISA KEV – original advisory
- Published
- October 14, 2026
The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.