---
id: CVE-2020-20363
title: Crossi Site Scripting (XSS) vulnerability in PbootCMS 2.0.3 in admin.php.
summary: Crossi Site Scripting (XSS) vulnerability in PbootCMS 2.0.3 in admin.php.
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: pbootcms
product: pbootcms
affected:
  - pbootcms = 2.0.3
published: '2021-07-08'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-20363'
references:
  - url: 'https://github.com/hnaoyun/PbootCMS'
    label: cve@mitre.org
  - url: 'https://github.com/wind226/CVE/issues/1'
    label: cve@mitre.org
  - url: 'http://pbootcms.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/hnaoyun/PbootCMS'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/wind226/CVE/issues/1'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.0057
epssPercentile: 0.44806
ingestedAt: '2026-07-06T17:03:23.554Z'
---

## Overview

Crossi Site Scripting (XSS) vulnerability in PbootCMS 2.0.3 in admin.php.

## Affected

- `pbootcms = 2.0.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.