Missing XML Validation in PAN-OS Web Interface

published 2020-02-12 6y ago modified 2026-06-17 4mo ago also EUVD-2020-12765

cvss: 6.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits: 0; none known

Missing XML validation vulnerability in the PAN-OS web interface on Palo Alto Networks PAN-OS software allows authenticated users to inject arbitrary XML that results in privilege escalation. This issue affects PAN-OS 8.1 versions earlier than PAN-OS 8.1.12 and PAN-OS 9.0 versions earlier than PAN-OS 9.0.6. This issue does not affect PAN-OS 7.1, PAN-OS 8.0, or PAN-OS 9.1 or later versions.

Patch / fix

fixed in 1

Palo Alto Networks PAN-OS 8.1.12, 9.0.6

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Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

Palo Alto Networks PAN-OS

Classification

Weakness

CWE-112 Missing XML Validation
CWE-611 Improper Restriction of XML External Entity Reference

Technology feeds

Palo Alto PAN-OS rss critical rss

References

security.paloaltonetworks.com /CVE-2020-1975
vendor-advisory

Sources

CVE List CVE-2020-1975
NVD CVE-2020-1975

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