Vulnerability Description
An arbitrary File Read and Delete Vulnerability in Palo Alto Networks WildFire® WF-500 and WF-500-B appliances enables users to read sensitive information and delete arbitrary files. This vulnerability affects WF-500 and WF-500-B appliances running in the default non-FIPS configuration mode. The WildFire Appliance (WF-500, WF-500-B) software update is now available to customers that use the WildFire Appliance (WF-500, WF-500-B) for on-premise sandboxing. Please note that customers using the WildFire Public cloud service are NOT impacted by this vulnerability.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-0259?
CVE-2026-0259 is a documented vulnerability. An arbitrary File Read and Delete Vulnerability in Palo Alto Networks WildFire® WF-500 and WF-500-B appliances enables users to read sensitive information and delete arbitrary files. This vulnerabilit...
How severe is CVE-2026-0259?
CVSS scoring is not yet available for CVE-2026-0259. Check NVD for updates.
Is there a patch for CVE-2026-0259?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.