CVE-2026-0238 Palo Alto Networks CVE debrief

Who should care

System administrators and security teams managing Palo Alto Networks Broker VM should assess and apply the necessary patches to prevent potential content injection attacks. They should review and update access controls to ensure that only authorized administrators have access to Broker VM and monitor Broker VM logs for suspicious activity.

Technical summary

CVE-2026-0238 is a low-severity vulnerability in Palo Alto Networks Broker VM, allowing an authenticated administrator to inject arbitrary content into certain fields. The vulnerability has a CVSS score of 1.1 and is classified as CWE-20. It affects Broker VM versions from 30.0.0 to 30.0.24. The vulnerability can be addressed by applying the latest patch from Palo Alto Networks.

Defensive priority

Low priority, but recommended to patch to prevent potential attacks.

Recommended defensive actions

• Apply the latest patch from Palo Alto Networks to address the vulnerability.
• Review and update access controls to ensure that only authorized administrators have access to Broker VM.
• Monitor Broker VM logs for suspicious activity.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further investigation and verification are necessary to fully understand the impact and scope of the vulnerability. The source item URL and vendor advisory also provide additional metadata and mitigation information. However, the exact affected scope and severity require additional review of the official advisory and CVE record.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.