---
id: CVE-2020-29247
title: WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Admin Panel
summary: >-
  WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Admin Panel.
  An attacker can inject the XSS payload in Page keywords and each time any user
  will visit the website, the XSS triggers, and the attacker can able to steal
  the…
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: wondercms
product: wondercms
affected:
  - wondercms = 3.1.3
published: '2020-12-24'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-29247'
references:
  - url: >-
      https://systemweakness.com/cve-2020-29247-wondercms-3-1-3-page-persistent-cross-site-scripting-3dd2bb210beb
    label: cve@mitre.org
  - url: 'https://www.exploit-db.com/exploits/49102'
    label: cve@mitre.org
  - url: 'http://wondercms.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://systemweakness.com/cve-2020-29247-wondercms-3-1-3-page-persistent-cross-site-scripting-3dd2bb210beb
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.exploit-db.com/exploits/49102'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00799
epssPercentile: 0.54634
ingestedAt: '2026-07-05T02:00:01.349Z'
---

## Overview

WonderCMS 3.1.3 is affected by cross-site scripting (XSS) in the Admin Panel. An attacker can inject the XSS payload in Page keywords and each time any user will visit the website, the XSS triggers, and the attacker can able to steal the cookie according to the crafted payload.

## Affected

- `wondercms = 3.1.3`

## Remediation

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