No exploitation reportedFix available

CVE-2020-2012

Q: Is CVE-2020-2012 actively exploited?

Active exploitation of CVE-2020-2012 has not been confirmed. Its EPSS score was 2.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2020-2012?

CVE-2020-2012 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

No exploitation reported by the sources we read.

Published2020-05-13
Fixed in9.0.7 · 8.1.13
WeaknessCWE-611

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Improper restriction of XML external entity reference ('XXE') vulnerability in Palo Alto Networks Panorama management service allows remote unauthenticated attackers with network access to the Panorama management interface to read arbitrary files on the system. This issue affects: All versions of PAN-OS for Panorama 7.1 and 8.0; PAN-OS for Panorama 8.1 versions earlier than 8.1.13; PAN-OS for Panorama 9.0 versions earlier than 9.0.7.

Timeline

dates in UTC

2020-05-1319:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-2012?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-2012?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Palo Alto PAN-OS

Branch	Affected	Fixed in	Source
9.0	≥ 9.0.0, < 9.0.7	9.0.7	NVD
8.1	≥ 8.1.0, < 8.1.13	8.1.13	NVD
7.1	≥ 7.1.0, ≤ 7.1.26	no fix published	NVD
8.0	≥ 8.0.0, ≤ 8.0.20	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Palo Alto PAN-OS to 9.0.7 · 8.1.13

Advisories and patches

security.paloaltonetworks.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CNACVSS 3.17.5read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
CNAweakness (CWE)CWE-611read 2026-10-23
NVDweakness (CWE)CWE-611read 2026-10-23
FIRST EPSSEPSS score2.0 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2020-05-13
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2020-2012?

Is CVE-2020-2012 actively exploited?

Active exploitation of CVE-2020-2012 has not been confirmed. Its EPSS score was 2.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-2012?

CVE-2020-2012 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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