PT-2026-40756 · Palo Alto Networks · Wildfire Wf-500/Wf-500-B

Published

2026-05-13

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Updated

2026-05-13

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CVE-2026-0259

CVSS v4.0

5.0

Medium

VectorAV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:C/RE:M/U:Amber
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.

Fix

Weakness Enumeration

Related Identifiers

CVE-2026-0259

Affected Products

Wildfire Wf-500/Wf-500-B