---
id: CVE-2022-33009
title: >-
  A stored cross-site scripting (XSS) vulnerability in LightCMS v1.3.11 allows
  attackers to execute arbitrary web scripts or HTML via uploading a crafted PDF
  file.
summary: >-
  A stored cross-site scripting (XSS) vulnerability in LightCMS v1.3.11 allows
  attackers to execute arbitrary web scripts or HTML via uploading a crafted PDF
  file.
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: lightcms_project
product: lightcms
affected:
  - lightcms = 1.3.11
published: '2022-06-27'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-33009'
references:
  - url: 'https://github.com/eddy8/LightCMS'
    label: cve@mitre.org
  - url: 'https://github.com/eddy8/LightCMS/issues/30'
    label: cve@mitre.org
  - url: 'http://lightcms.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/eddy8/LightCMS'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/eddy8/LightCMS/issues/30'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.0052
epssPercentile: 0.43165
ingestedAt: '2026-07-06T17:03:24.804Z'
---

## Overview

A stored cross-site scripting (XSS) vulnerability in LightCMS v1.3.11 allows attackers to execute arbitrary web scripts or HTML via uploading a crafted PDF file.

## Affected

- `lightcms = 1.3.11`

## Remediation

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