Status: NEW | Advisory ID: CVE-2026-0259
| CVE | CVE-2026-0259 |
| CVSS | CVSS 8.8 (High). |
| Affected products | Palo Alto Networks PAN-OS |
| Classified as | CWE-73 (External Control of File Name or Path) |
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.
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-0259 |
| Vendor advisory | https://security.paloaltonetworks.com/CVE-2026-0259 |