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 (CNA)

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 (CNA)

Vendor / product	Versions
Palo Alto Networks / WildFire WF-500 and WF-500-B	affected 12.1.0 before 12.1.7, 12.1.4-h5; affected 11.2.0 before 11.2.11,11.2.7-h7; affected 11.1.0 before 11.1.13,11.1.10-h8; affected 10.2.0 before 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34

CWE

CWE-73

References

https://security.paloaltonetworks.com/CVE-2026-0259

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.