CVE-2025-39222
XenApp vulnerability - Palo Alto Networks
Critical
CVSS Score: 9.9
Published: 2025-07-15
Description
A cross-site scripting vulnerability in Palo Alto Networks XenApp allows attackers to bypass authentication. This affects versions prior to 11.59.5.
Affected Systems
| Vendor | Palo Alto Networks |
| Product | XenApp |
| Affected Versions | < 1.64 |
| CWE ID | CWE-287 |
Mitigation
As a workaround, disable the affected feature until a patch is available.
Fix Instructions
1. Update XenApp to the latest version
2. Apply vendor patch when available
3. Implement network segmentation
4. Monitor for exploitation attempts
References
Risk Assessment
CVSS: 9.9/10
| Exploit Available | Yes |
| Patch Available | Yes |
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