CVE-2020-2017 — PAN-OS: DOM-Based cross site scripting vulnerability in management web interface

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HIGH

PAN-OS: DOM-Based cross site scripting vulnerability in management web interface

Published May 13, 2020

8.8

HIGH

CVSS 3.1

EPSS 0.83%

Description

A DOM-Based Cross Site Scripting Vulnerability exists in PAN-OS and Panorama Management Web Interfaces. A remote attacker able to convince an authenticated administrator to click on a crafted link to PAN-OS and Panorama Web Interfaces could execute arbitrary JavaScript code in the administrator's browser and perform administrative actions. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; PAN-OS 8.1 versions earlier than 8.1.13; PAN-OS 9.0 versions earlier than 9.0.6; All versions of PAN-OS 8.0.

Affected products

Vendor Palo Alto Networks Product Pan-OS Default
n/a
- Version
  7.1
  Status
  affected
  Constraints
  <7.1.26
- Version
  8.0.*
  Status
  affected
  Constraints
  -
- Version
  8.1
  Status
  affected
  Constraints
  <8.1.13
- Version
  9.0
  Status
  affected
  Constraints
  <9.0.6
- Version
  9.1.0
  Status
  unaffected
  Constraints
  <9.1*

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Palo Alto Networks

Pan-OS

n/a

Version	Status	Constraints
7.1	affected	<7.1.26
8.0.*	affected	-
8.1	affected	<8.1.13
9.0	affected	<9.0.6
9.1.0	unaffected	<9.1*

Remediation

Vendor solution

This issue is fixed in PAN-OS 7.1.26, PAN-OS 8.1.13, PAN-OS 9.0.6, PAN-OS 9.1.0, and all later PAN-OS versions.

PAN-OS 8.0 is now end-of-life as of October 31, 2019, and is no longer covered by our Product Security Assurance policies.

Metrics

0.83% 0.00828

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00828

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.83% (0.00828)	55.96th	v5 (v2026.06.15)
Sep 20, 2026	0.83% (0.00828)	55.94th	v5 (v2026.06.15)
Jul 20, 2024	0.11% (0.00115)	45.62th	v3 (v2023.03.01)
Oct 17, 2023	0.11% (0.00115)	44.87th	v3 (v2023.03.01)
Mar 7, 2023	0.11% (0.00112)	42.86th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Mar 31, 2022	2.56% (0.02561)	62.63th	v2 (v2022.01.01)
Jan 6, 2022	2.44% (0.02445)	54.36th	v1
Jan 5, 2022	0.56% (0.00556)	34.90th	v5 (v2026.06.15)
Apr 14, 2021	0.56% (0.00556)	0.00th	v1