Vulnerability Details CVE-2026-0266
A cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store a JavaScript payload using the web interface.
This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series).
Cloud NGFW and Prisma® Access are not affected by this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 2.7%
CVSS Severity
CVSS v3 Score 4.8
References
Products affected by CVE-2026-0266
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.0
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.1
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.10
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.11
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.12
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.13
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.14
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.15
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.16
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.17
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.18
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.2
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.3
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.4
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.5
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.6
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.7
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.8
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cpe:2.3:o:paloaltonetworks:pan-os:10.2.9
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.0
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.1
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.2
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.3
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.4
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.5
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cpe:2.3:o:paloaltonetworks:pan-os:11.0.6
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.0
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.1
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.10
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.11
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.12
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.13
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.2
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.3
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.4
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.5
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.6
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.7
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.8
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cpe:2.3:o:paloaltonetworks:pan-os:11.1.9
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.0
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.1
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.10
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.2
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.3
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.4
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.5
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.6
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.7
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.8
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cpe:2.3:o:paloaltonetworks:pan-os:11.2.9
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cpe:2.3:o:paloaltonetworks:pan-os:12.1.0
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cpe:2.3:o:paloaltonetworks:pan-os:12.1.2
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cpe:2.3:o:paloaltonetworks:pan-os:12.1.3
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cpe:2.3:o:paloaltonetworks:pan-os:12.1.4