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CVE PROGRAM SOURCE RECORD5.0 Medium

CVE-2026-0259

WildFire WF-500 and WF-500-B: Arbitrary File Read and Delete Vulnerability in WildFire Appliance (WF-500, WF-500-B)

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Palo Alto Networks WildFire WF-500 and WF-500-B

Default version status: unaffected

  • 12.1.0 to < 12.1.7, 12.1.4-h5affected
  • 11.2.0 to < 11.2.11,11.2.7-h7affected
  • 11.1.0 to < 11.1.13,11.1.10-h8affected
  • 10.2.0 to < 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34affected

References