Palo Alto Networks Security Advisories / CVE-2019-1565

CVE-2019-1565 Cross-Site Scripting (XSS) in PAN-OS External Dynamic Lists

Severity 5.4 · MEDIUM
Attack Vector NETWORK
Attack Complexity LOW
Confidentiality Impact LOW
Privileges Required LOW
Integrity Impact LOW
User Interaction REQUIRED
Availability Impact NONE


A Cross-Site Scripting (XSS) vulnerability exists in the PAN-OS External Dynamic Lists. (Ref. # PAN-106776; CVE-2019-1565)

Successful exploitation of this issue may allow an attacker that is authenticated in Next Generation Firewall with write privileges to External Dynamic List configuration to inject arbitrary JavaScript or HTML.

This issue affects PAN-OS 7.1.21 and earlier, PAN-OS 8.0.14 and earlier, and PAN-OS 8.1.5 and earlier.

Product Status

PAN-OS 8.1<= 8.1.5>= 8.1.6
PAN-OS 8.0<= 8.0.14>= 8.0.15
PAN-OS 7.1<= 7.1.21>= 7.1.22

Severity: MEDIUM

CVSSv3.1 Base Score: 5.4 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Weakness Type

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')


PAN-OS 7.1.22 and later, PAN-OS 8.0.15 and later, and PAN-OS 8.1.6 and later.

Workarounds and Mitigations



Palo Alto Networks would like to thank Mina Mohsen Edwar of Verizon for reporting this issue.
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